Q: Is 4,000,575 a Prime Number?
A: No, 4,000,575 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 4000575 can be evenly divided by 1 3 5 15 25 41 75 123 205 615 1,025 1,301 3,075 3,903 6,505 19,515 32,525 53,341 97,575 160,023 266,705 800,115 1,333,525 and 4,000,575, with no remainder.
Since 4,000,575 cannot be divided by just 1 and 4,000,575, it is not a prime number.