Q: Is 3,684,021 a Prime Number?
A: No, 3,684,021 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 3684021 can be evenly divided by 1 3 11 33 111,637 334,911 1,228,007 and 3,684,021, with no remainder.
Since 3,684,021 cannot be divided by just 1 and 3,684,021, it is not a prime number.