It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 702 494 is not a prime number.
For example, 702 494 can be divided by 2: 702 494 / 2 = 351 247.
For 702 494 to be a prime number, it would have been required that 702 494 has only two divisors, i.e., itself and 1.
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702 494 is an even number, because it is evenly divisible by 2: 702 494 / 2 = 351 247.
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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 702 494 is about 838.149.
Thus, the square root of 702 494 is not an integer, and therefore 702 494 is not a square number.
The square of a number (here 702 494) is the result of the product of this number (702 494) by itself (i.e., 702 494 × 702 494); the square of 702 494 is sometimes called "raising 702 494 to the power 2", or "702 494 squared".
The square of 702 494 is 493 497 820 036 because 702 494 × 702 494 = 702 4942 = 493 497 820 036.
As a consequence, 702 494 is the square root of 493 497 820 036.
The multiples of 702 494 are all integers evenly divisible by 702 494, that is all numbers such that the remainder of the division by 702 494 is zero. There are infinitely many multiples of 702 494. The smallest multiples of 702 494 are: