It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 242 464 is not a prime number.
For example, 242 464 can be divided by 2: 242 464 / 2 = 121 232.
For 242 464 to be a prime number, it would have been required that 242 464 has only two divisors, i.e., itself and 1.
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242 464 is an even number, because it is evenly divisible by 2: 242 464 / 2 = 121 232.
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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 242 464 is about 492.406.
Thus, the square root of 242 464 is not an integer, and therefore 242 464 is not a square number.
The square of a number (here 242 464) is the result of the product of this number (242 464) by itself (i.e., 242 464 × 242 464); the square of 242 464 is sometimes called "raising 242 464 to the power 2", or "242 464 squared".
The square of 242 464 is 58 788 791 296 because 242 464 × 242 464 = 242 4642 = 58 788 791 296.
As a consequence, 242 464 is the square root of 58 788 791 296.
The multiples of 242 464 are all integers evenly divisible by 242 464, that is all numbers such that the remainder of the division by 242 464 is zero. There are infinitely many multiples of 242 464. The smallest multiples of 242 464 are: