Q: Is 509,874 a Prime Number?
A: No, 509,874 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 509874 can be evenly divided by 1 2 3 6 84,979 169,958 254,937 and 509,874, with no remainder.
Since 509,874 cannot be divided by just 1 and 509,874, it is not a prime number.