Q: Is 3,703,621 a Prime Number?
A: No, 3,703,621 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 3703621 can be evenly divided by 1 23 283 569 6,509 13,087 161,027 and 3,703,621, with no remainder.
Since 3,703,621 cannot be divided by just 1 and 3,703,621, it is not a prime number.