It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 167 674 is not a prime number.
For example, 167 674 can be divided by 2: 167 674 / 2 = 83 837.
For 167 674 to be a prime number, it would have been required that 167 674 has only two divisors, i.e., itself and 1.
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167 674 is an even number, because it is evenly divisible by 2: 167 674 / 2 = 83 837.
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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 167 674 is about 409.480.
Thus, the square root of 167 674 is not an integer, and therefore 167 674 is not a square number.
The square of a number (here 167 674) is the result of the product of this number (167 674) by itself (i.e., 167 674 × 167 674); the square of 167 674 is sometimes called "raising 167 674 to the power 2", or "167 674 squared".
The square of 167 674 is 28 114 570 276 because 167 674 × 167 674 = 167 6742 = 28 114 570 276.
As a consequence, 167 674 is the square root of 28 114 570 276.
The multiples of 167 674 are all integers evenly divisible by 167 674, that is all numbers such that the remainder of the division by 167 674 is zero. There are infinitely many multiples of 167 674. The smallest multiples of 167 674 are: