It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 167 416 is not a prime number.
For example, 167 416 can be divided by 2: 167 416 / 2 = 83 708.
For 167 416 to be a prime number, it would have been required that 167 416 has only two divisors, i.e., itself and 1.
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167 416 is an even number, because it is evenly divisible by 2: 167 416 / 2 = 83 708.
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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 167 416 is about 409.165.
Thus, the square root of 167 416 is not an integer, and therefore 167 416 is not a square number.
The square of a number (here 167 416) is the result of the product of this number (167 416) by itself (i.e., 167 416 × 167 416); the square of 167 416 is sometimes called "raising 167 416 to the power 2", or "167 416 squared".
The square of 167 416 is 28 028 117 056 because 167 416 × 167 416 = 167 4162 = 28 028 117 056.
As a consequence, 167 416 is the square root of 28 028 117 056.
The multiples of 167 416 are all integers evenly divisible by 167 416, that is all numbers such that the remainder of the division by 167 416 is zero. There are infinitely many multiples of 167 416. The smallest multiples of 167 416 are: