Q: Is 2,166,667 a Prime Number?
A: No, 2,166,667 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 2166667 can be evenly divided by 1 17 233 547 3,961 9,299 127,451 and 2,166,667, with no remainder.
Since 2,166,667 cannot be divided by just 1 and 2,166,667, it is not a prime number.