It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 494 473 is not a prime number.
For example, 494 473 can be divided by 7: 494 473 / 7 = 70 639.
For 494 473 to be a prime number, it would have been required that 494 473 has only two divisors, i.e., itself and 1.
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494 473 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 494 473 is about 703.188.
Thus, the square root of 494 473 is not an integer, and therefore 494 473 is not a square number.
The square of a number (here 494 473) is the result of the product of this number (494 473) by itself (i.e., 494 473 × 494 473); the square of 494 473 is sometimes called "raising 494 473 to the power 2", or "494 473 squared".
The square of 494 473 is 244 503 547 729 because 494 473 × 494 473 = 494 4732 = 244 503 547 729.
As a consequence, 494 473 is the square root of 244 503 547 729.
The multiples of 494 473 are all integers evenly divisible by 494 473, that is all numbers such that the remainder of the division by 494 473 is zero. There are infinitely many multiples of 494 473. The smallest multiples of 494 473 are: