It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 494 972 is not a prime number.
For example, 494 972 can be divided by 2: 494 972 / 2 = 247 486.
For 494 972 to be a prime number, it would have been required that 494 972 has only two divisors, i.e., itself and 1.
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494 972 is an even number, because it is evenly divisible by 2: 494 972 / 2 = 247 486.
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A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 494 972 is about 703.542.
Thus, the square root of 494 972 is not an integer, and therefore 494 972 is not a square number.
The square of a number (here 494 972) is the result of the product of this number (494 972) by itself (i.e., 494 972 × 494 972); the square of 494 972 is sometimes called "raising 494 972 to the power 2", or "494 972 squared".
The square of 494 972 is 244 997 280 784 because 494 972 × 494 972 = 494 9722 = 244 997 280 784.
As a consequence, 494 972 is the square root of 244 997 280 784.
The multiples of 494 972 are all integers evenly divisible by 494 972, that is all numbers such that the remainder of the division by 494 972 is zero. There are infinitely many multiples of 494 972. The smallest multiples of 494 972 are: