Q: Is 505,674 a Prime Number?
A: No, 505,674 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 505674 can be evenly divided by 1 2 3 6 9 13 18 26 39 78 117 234 2,161 4,322 6,483 12,966 19,449 28,093 38,898 56,186 84,279 168,558 252,837 and 505,674, with no remainder.
Since 505,674 cannot be divided by just 1 and 505,674, it is not a prime number.