74660755 has 16 divisors (see below), whose sum is σ = 96687360. Its totient is φ = 55018368.

The previous prime is 74660743. The next prime is 74660759. The reversal of 74660755 is 55706647.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 74660755 - 2⁷ = 74660627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74660759) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41566 + ... + 43324.

It is an arithmetic number, because the mean of its divisors is an integer number (6042960).

Almost surely, 2^74660755 is an apocalyptic number.

74660755 is a deficient number, since it is larger than the sum of its proper divisors (22026605).

74660755 is a wasteful number, since it uses less digits than its factorization.

74660755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2430.

The product of its (nonzero) digits is 176400, while the sum is 40.

The square root of 74660755 is about 8640.6455198671. The cubic root of 74660755 is about 421.0795263920.

The spelling of 74660755 in words is "seventy-four million, six hundred sixty thousand, seven hundred fifty-five".