Q: Is 1,376,664 a Prime Number?
A: No, 1,376,664 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 1376664 can be evenly divided by 1 2 3 4 6 8 12 19 24 38 57 76 114 152 228 456 3,019 6,038 9,057 12,076 18,114 24,152 36,228 57,361 72,456 114,722 172,083 229,444 344,166 458,888 688,332 and 1,376,664, with no remainder.
Since 1,376,664 cannot be divided by just 1 and 1,376,664, it is not a prime number.