74989832 has 16 divisors (see below), whose sum is σ = 140882640. Its totient is φ = 37421136.

The previous prime is 74989819. The next prime is 74989877. The reversal of 74989832 is 23898947.

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4778 + ... + 13145.

It is an arithmetic number, because the mean of its divisors is an integer number (8805165).

Almost surely, 2^74989832 is an apocalyptic number.

It is an amenable number.

74989832 is a deficient number, since it is larger than the sum of its proper divisors (65892808).

74989832 is a wasteful number, since it uses less digits than its factorization.

74989832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18452 (or 18448 counting only the distinct ones).

The product of its digits is 870912, while the sum is 50.

The square root of 74989832 is about 8659.6669681923. Note that the first 3 decimals coincide. The cubic root of 74989832 is about 421.6972739599.

The spelling of 74989832 in words is "seventy-four million, nine hundred eighty-nine thousand, eight hundred thirty-two".