Q: Is 1,673,660 a Prime Number?
A: No, 1,673,660 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 1673660 can be evenly divided by 1 2 4 5 10 20 67 134 268 335 670 1,249 1,340 2,498 4,996 6,245 12,490 24,980 83,683 167,366 334,732 418,415 836,830 and 1,673,660, with no remainder.
Since 1,673,660 cannot be divided by just 1 and 1,673,660, it is not a prime number.