Q: Is 491,874 a Prime Number?
A: No, 491,874 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 491874 can be evenly divided by 1 2 3 6 73 146 219 438 1,123 2,246 3,369 6,738 81,979 163,958 245,937 and 491,874, with no remainder.
Since 491,874 cannot be divided by just 1 and 491,874, it is not a prime number.