Q: Is 1,240,604 a Prime Number?
A: No, 1,240,604 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 1240604 can be evenly divided by 1 2 4 193 386 772 1,607 3,214 6,428 310,151 620,302 and 1,240,604, with no remainder.
Since 1,240,604 cannot be divided by just 1 and 1,240,604, it is not a prime number.