74606864 has 20 divisors (see below), whose sum is σ = 144794304. Its totient is φ = 37240608.

The previous prime is 74606827. The next prime is 74606867. The reversal of 74606864 is 46860647.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (74606867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6749 + ... + 13955.

Almost surely, 2^74606864 is an apocalyptic number.

It is an amenable number.

74606864 is a deficient number, since it is larger than the sum of its proper divisors (70187440).

74606864 is a wasteful number, since it uses less digits than its factorization.

74606864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7862 (or 7856 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 41.

The square root of 74606864 is about 8637.5264977886. The cubic root of 74606864 is about 420.9781886417.

The spelling of 74606864 in words is "seventy-four million, six hundred six thousand, eight hundred sixty-four".