Q: Is 3,646,423 a Prime Number?
A: No, 3,646,423 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 3646423 can be evenly divided by 1 11 19 73 209 239 803 1,387 2,629 4,541 15,257 17,447 49,951 191,917 331,493 and 3,646,423, with no remainder.
Since 3,646,423 cannot be divided by just 1 and 3,646,423, it is not a prime number.