It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 490 477 is not a prime number.
For example, 490 477 can be divided by 13: 490 477 / 13 = 37 729.
For 490 477 to be a prime number, it would have been required that 490 477 has only two divisors, i.e., itself and 1.
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490 477 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 490 477 is about 700.341.
Thus, the square root of 490 477 is not an integer, and therefore 490 477 is not a square number.
The square of a number (here 490 477) is the result of the product of this number (490 477) by itself (i.e., 490 477 × 490 477); the square of 490 477 is sometimes called "raising 490 477 to the power 2", or "490 477 squared".
The square of 490 477 is 240 567 687 529 because 490 477 × 490 477 = 490 4772 = 240 567 687 529.
As a consequence, 490 477 is the square root of 240 567 687 529.
The multiples of 490 477 are all integers evenly divisible by 490 477, that is all numbers such that the remainder of the division by 490 477 is zero. There are infinitely many multiples of 490 477. The smallest multiples of 490 477 are: