It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 488 338 is not a prime number.
For example, 488 338 can be divided by 2: 488 338 / 2 = 244 169.
For 488 338 to be a prime number, it would have been required that 488 338 has only two divisors, i.e., itself and 1.
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488 338 is an even number, because it is evenly divisible by 2: 488 338 / 2 = 244 169.
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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 488 338 is about 698.812.
Thus, the square root of 488 338 is not an integer, and therefore 488 338 is not a square number.
The square of a number (here 488 338) is the result of the product of this number (488 338) by itself (i.e., 488 338 × 488 338); the square of 488 338 is sometimes called "raising 488 338 to the power 2", or "488 338 squared".
The square of 488 338 is 238 474 002 244 because 488 338 × 488 338 = 488 3382 = 238 474 002 244.
As a consequence, 488 338 is the square root of 238 474 002 244.
The multiples of 488 338 are all integers evenly divisible by 488 338, that is all numbers such that the remainder of the division by 488 338 is zero. There are infinitely many multiples of 488 338. The smallest multiples of 488 338 are: