It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 488 242 is not a prime number.
For example, 488 242 can be divided by 2: 488 242 / 2 = 244 121.
For 488 242 to be a prime number, it would have been required that 488 242 has only two divisors, i.e., itself and 1.
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488 242 is an even number, because it is evenly divisible by 2: 488 242 / 2 = 244 121.
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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 488 242 is about 698.743.
Thus, the square root of 488 242 is not an integer, and therefore 488 242 is not a square number.
The square of a number (here 488 242) is the result of the product of this number (488 242) by itself (i.e., 488 242 × 488 242); the square of 488 242 is sometimes called "raising 488 242 to the power 2", or "488 242 squared".
The square of 488 242 is 238 380 250 564 because 488 242 × 488 242 = 488 2422 = 238 380 250 564.
As a consequence, 488 242 is the square root of 238 380 250 564.
The multiples of 488 242 are all integers evenly divisible by 488 242, that is all numbers such that the remainder of the division by 488 242 is zero. There are infinitely many multiples of 488 242. The smallest multiples of 488 242 are: