diff --git a/ext/standard/basic_functions.stub.php b/ext/standard/basic_functions.stub.php
index 8592d7c0b8810..e85d831e3aed3 100755
--- a/ext/standard/basic_functions.stub.php
+++ b/ext/standard/basic_functions.stub.php
@@ -3136,7 +3136,7 @@ function intdiv(int $num1, int $num2): int {}
 function is_infinite(float $num): bool {}
 
 /** @compile-time-eval */
-function pow(mixed $num, mixed $exponent): int|float|object {}
+function pow(int|float $num, int|float $exponent): int|float {}
 
 /** @compile-time-eval */
 function exp(float $num): float {}
diff --git a/ext/standard/basic_functions_arginfo.h b/ext/standard/basic_functions_arginfo.h
index 48202e78079ac..480d7db0a0c86 100644
--- a/ext/standard/basic_functions_arginfo.h
+++ b/ext/standard/basic_functions_arginfo.h
@@ -1,5 +1,5 @@
 /* This is a generated file, edit the .stub.php file instead.
- * Stub hash: c9edbe45bb7a2b00b413fb3c56683bb8377a725f */
+ * Stub hash: 7e052bb5e4e5055b45688555ded0fd02f11cb1f9 */
 
 ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_set_time_limit, 0, 1, _IS_BOOL, 0)
 	ZEND_ARG_TYPE_INFO(0, seconds, IS_LONG, 0)
@@ -1663,9 +1663,9 @@ ZEND_END_ARG_INFO()
 
 #define arginfo_is_infinite arginfo_is_finite
 
-ZEND_BEGIN_ARG_WITH_RETURN_TYPE_MASK_EX(arginfo_pow, 0, 2, MAY_BE_LONG|MAY_BE_DOUBLE|MAY_BE_OBJECT)
-	ZEND_ARG_TYPE_INFO(0, num, IS_MIXED, 0)
-	ZEND_ARG_TYPE_INFO(0, exponent, IS_MIXED, 0)
+ZEND_BEGIN_ARG_WITH_RETURN_TYPE_MASK_EX(arginfo_pow, 0, 2, MAY_BE_LONG|MAY_BE_DOUBLE)
+	ZEND_ARG_TYPE_MASK(0, num, MAY_BE_LONG|MAY_BE_DOUBLE, NULL)
+	ZEND_ARG_TYPE_MASK(0, exponent, MAY_BE_LONG|MAY_BE_DOUBLE, NULL)
 ZEND_END_ARG_INFO()
 
 #define arginfo_exp arginfo_sin
diff --git a/ext/standard/math.c b/ext/standard/math.c
index 377c573033f69..9e6d497412d23 100644
--- a/ext/standard/math.c
+++ b/ext/standard/math.c
@@ -570,8 +570,8 @@ PHP_FUNCTION(pow)
 	zval *zbase, *zexp;
 
 	ZEND_PARSE_PARAMETERS_START(2, 2)
-		Z_PARAM_ZVAL(zbase)
-		Z_PARAM_ZVAL(zexp)
+		Z_PARAM_NUMBER(zbase)
+		Z_PARAM_NUMBER(zexp)
 	ZEND_PARSE_PARAMETERS_END();
 
 	pow_function(return_value, zbase, zexp);
diff --git a/ext/standard/tests/math/pow_variation1.phpt b/ext/standard/tests/math/pow_variation1.phpt
index a4283a4ac9464..52a40ff0d8af5 100644
--- a/ext/standard/tests/math/pow_variation1.phpt
+++ b/ext/standard/tests/math/pow_variation1.phpt
@@ -123,9 +123,13 @@ float(1.881676371789%dE-27)
 float(0.125)
 
 -- Iteration 11 --
+
+Deprecated: pow(): Passing null to parameter #2 ($exponent) of type int|float is deprecated in %s on line %d
 int(0)
 
 -- Iteration 12 --
+
+Deprecated: pow(): Passing null to parameter #2 ($exponent) of type int|float is deprecated in %s on line %d
 int(0)
 
 -- Iteration 13 --
@@ -141,31 +145,35 @@ int(1)
 int(0)
 
 -- Iteration 17 --
-Unsupported operand types: string ** int
+pow(): Argument #2 ($exponent) must be of type int|float, string given
 
 -- Iteration 18 --
-Unsupported operand types: string ** int
+pow(): Argument #2 ($exponent) must be of type int|float, string given
 
 -- Iteration 19 --
-Unsupported operand types: array ** int
+pow(): Argument #2 ($exponent) must be of type int|float, array given
 
 -- Iteration 20 --
-Unsupported operand types: string ** int
+pow(): Argument #2 ($exponent) must be of type int|float, string given
 
 -- Iteration 21 --
-Unsupported operand types: string ** int
+pow(): Argument #2 ($exponent) must be of type int|float, string given
 
 -- Iteration 22 --
-Unsupported operand types: string ** int
+pow(): Argument #2 ($exponent) must be of type int|float, string given
 
 -- Iteration 23 --
-Unsupported operand types: classA ** int
+pow(): Argument #2 ($exponent) must be of type int|float, classA given
 
 -- Iteration 24 --
+
+Deprecated: pow(): Passing null to parameter #2 ($exponent) of type int|float is deprecated in %s on line %d
 int(0)
 
 -- Iteration 25 --
+
+Deprecated: pow(): Passing null to parameter #2 ($exponent) of type int|float is deprecated in %s on line %d
 int(0)
 
 -- Iteration 26 --
-Unsupported operand types: resource ** int
+pow(): Argument #2 ($exponent) must be of type int|float, resource given
diff --git a/ext/standard/tests/math/pow_variation1_64bit.phpt b/ext/standard/tests/math/pow_variation1_64bit.phpt
index 5869e905f067c..a4662ed1ab47e 100644
--- a/ext/standard/tests/math/pow_variation1_64bit.phpt
+++ b/ext/standard/tests/math/pow_variation1_64bit.phpt
@@ -89,7 +89,7 @@ foreach($inputs as $input) {
 };
 fclose($fp);
 ?>
---EXPECT--
+--EXPECTF--
 *** Testing pow() : usage variations ***
 
 -- Iteration 1 --
@@ -123,9 +123,13 @@ float(1.8816763717891545E-27)
 float(0.125)
 
 -- Iteration 11 --
+
+Deprecated: pow(): Passing null to parameter #1 ($num) of type int|float is deprecated in %s on line %d
 int(0)
 
 -- Iteration 12 --
+
+Deprecated: pow(): Passing null to parameter #1 ($num) of type int|float is deprecated in %s on line %d
 int(0)
 
 -- Iteration 13 --
@@ -141,31 +145,35 @@ int(1)
 int(0)
 
 -- Iteration 17 --
-Unsupported operand types: string ** int
+pow(): Argument #1 ($num) must be of type int|float, string given
 
 -- Iteration 18 --
-Unsupported operand types: string ** int
+pow(): Argument #1 ($num) must be of type int|float, string given
 
 -- Iteration 19 --
-Unsupported operand types: array ** int
+pow(): Argument #1 ($num) must be of type int|float, array given
 
 -- Iteration 20 --
-Unsupported operand types: string ** int
+pow(): Argument #1 ($num) must be of type int|float, string given
 
 -- Iteration 21 --
-Unsupported operand types: string ** int
+pow(): Argument #1 ($num) must be of type int|float, string given
 
 -- Iteration 22 --
-Unsupported operand types: string ** int
+pow(): Argument #1 ($num) must be of type int|float, string given
 
 -- Iteration 23 --
-Unsupported operand types: classA ** int
+pow(): Argument #1 ($num) must be of type int|float, classA given
 
 -- Iteration 24 --
+
+Deprecated: pow(): Passing null to parameter #1 ($num) of type int|float is deprecated in %s on line %d
 int(0)
 
 -- Iteration 25 --
+
+Deprecated: pow(): Passing null to parameter #1 ($num) of type int|float is deprecated in %s on line %d
 int(0)
 
 -- Iteration 26 --
-Unsupported operand types: resource ** int
+pow(): Argument #1 ($num) must be of type int|float, resource given
diff --git a/ext/standard/tests/math/pow_variation2.phpt b/ext/standard/tests/math/pow_variation2.phpt
index 9351dbd4ce738..9b7c9d9376764 100644
--- a/ext/standard/tests/math/pow_variation2.phpt
+++ b/ext/standard/tests/math/pow_variation2.phpt
@@ -85,7 +85,7 @@ foreach($inputs as $input) {
 };
 fclose($fp);
 ?>
---EXPECT--
+--EXPECTF--
 *** Testing pow() : usage variations ***
 
 -- Iteration 1 --
@@ -119,9 +119,13 @@ float(1.0000000037168)
 float(4.5055521304275)
 
 -- Iteration 11 --
+
+Deprecated: pow(): Passing null to parameter #2 ($exponent) of type int|float is deprecated in %s on line %d
 float(1)
 
 -- Iteration 12 --
+
+Deprecated: pow(): Passing null to parameter #2 ($exponent) of type int|float is deprecated in %s on line %d
 float(1)
 
 -- Iteration 13 --
@@ -137,31 +141,35 @@ float(20.3)
 float(1)
 
 -- Iteration 17 --
-Unsupported operand types: float ** string
+pow(): Argument #2 ($exponent) must be of type int|float, string given
 
 -- Iteration 18 --
-Unsupported operand types: float ** string
+pow(): Argument #2 ($exponent) must be of type int|float, string given
 
 -- Iteration 19 --
-Unsupported operand types: float ** array
+pow(): Argument #2 ($exponent) must be of type int|float, array given
 
 -- Iteration 20 --
-Unsupported operand types: float ** string
+pow(): Argument #2 ($exponent) must be of type int|float, string given
 
 -- Iteration 21 --
-Unsupported operand types: float ** string
+pow(): Argument #2 ($exponent) must be of type int|float, string given
 
 -- Iteration 22 --
-Unsupported operand types: float ** string
+pow(): Argument #2 ($exponent) must be of type int|float, string given
 
 -- Iteration 23 --
-Unsupported operand types: float ** classA
+pow(): Argument #2 ($exponent) must be of type int|float, classA given
 
 -- Iteration 24 --
+
+Deprecated: pow(): Passing null to parameter #2 ($exponent) of type int|float is deprecated in %s on line %d
 float(1)
 
 -- Iteration 25 --
+
+Deprecated: pow(): Passing null to parameter #2 ($exponent) of type int|float is deprecated in %s on line %d
 float(1)
 
 -- Iteration 26 --
-Unsupported operand types: float ** resource
+pow(): Argument #2 ($exponent) must be of type int|float, resource given