74660459 has 2 divisors, whose sum is σ = 74660460. Its totient is φ = 74660458.

The previous prime is 74660449. The next prime is 74660489. The reversal of 74660459 is 95406647.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74660459 - 2²⁰ = 73611883 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (74660449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37330229 + 37330230.

It is an arithmetic number, because the mean of its divisors is an integer number (37330230).

Almost surely, 2^74660459 is an apocalyptic number.

74660459 is a deficient number, since it is larger than the sum of its proper divisors (1).

74660459 is an equidigital number, since it uses as much as digits as its factorization.

74660459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 74660459 is about 8640.6283915002. The cubic root of 74660459 is about 421.0789699207.

The spelling of 74660459 in words is "seventy-four million, six hundred sixty thousand, four hundred fifty-nine".