Q: Is 3,689,221 a Prime Number?
A: No, 3,689,221 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 3689221 can be evenly divided by 1 17 41 67 79 697 1,139 1,343 2,747 3,239 5,293 46,699 55,063 89,981 217,013 and 3,689,221, with no remainder.
Since 3,689,221 cannot be divided by just 1 and 3,689,221, it is not a prime number.