It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 488 494 is not a prime number.
For example, 488 494 can be divided by 2: 488 494 / 2 = 244 247.
For 488 494 to be a prime number, it would have been required that 488 494 has only two divisors, i.e., itself and 1.
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488 494 is an even number, because it is evenly divisible by 2: 488 494 / 2 = 244 247.
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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 488 494 is about 698.923.
Thus, the square root of 488 494 is not an integer, and therefore 488 494 is not a square number.
The square of a number (here 488 494) is the result of the product of this number (488 494) by itself (i.e., 488 494 × 488 494); the square of 488 494 is sometimes called "raising 488 494 to the power 2", or "488 494 squared".
The square of 488 494 is 238 626 388 036 because 488 494 × 488 494 = 488 4942 = 238 626 388 036.
As a consequence, 488 494 is the square root of 238 626 388 036.
The multiples of 488 494 are all integers evenly divisible by 488 494, that is all numbers such that the remainder of the division by 488 494 is zero. There are infinitely many multiples of 488 494. The smallest multiples of 488 494 are: