It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 490 327 is not a prime number.
For example, 490 327 can be divided by 31: 490 327 / 31 = 15 817.
For 490 327 to be a prime number, it would have been required that 490 327 has only two divisors, i.e., itself and 1.
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490 327 is an odd number, because it is not evenly divisible by 2.
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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 490 327 is about 700.234.
Thus, the square root of 490 327 is not an integer, and therefore 490 327 is not a square number.
The square of a number (here 490 327) is the result of the product of this number (490 327) by itself (i.e., 490 327 × 490 327); the square of 490 327 is sometimes called "raising 490 327 to the power 2", or "490 327 squared".
The square of 490 327 is 240 420 566 929 because 490 327 × 490 327 = 490 3272 = 240 420 566 929.
As a consequence, 490 327 is the square root of 240 420 566 929.
The multiples of 490 327 are all integers evenly divisible by 490 327, that is all numbers such that the remainder of the division by 490 327 is zero. There are infinitely many multiples of 490 327. The smallest multiples of 490 327 are: