Q: Is 3,689,521 a Prime Number?
A: No, 3,689,521 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 3689521 can be evenly divided by 1 11 335,411 and 3,689,521, with no remainder.
Since 3,689,521 cannot be divided by just 1 and 3,689,521, it is not a prime number.