Q: Is 1,600,674 a Prime Number?
A: No, 1,600,674 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 1600674 can be evenly divided by 1 2 3 6 19 38 57 114 361 722 739 1,083 1,478 2,166 2,217 4,434 14,041 28,082 42,123 84,246 266,779 533,558 800,337 and 1,600,674, with no remainder.
Since 1,600,674 cannot be divided by just 1 and 1,600,674, it is not a prime number.