74864734 has 16 divisors (see below), whose sum is σ = 128612736. Its totient is φ = 32016600.

The previous prime is 74864711. The next prime is 74864761. The reversal of 74864734 is 43746847.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1429 + ... + 12319.

It is an arithmetic number, because the mean of its divisors is an integer number (8038296).

Almost surely, 2^74864734 is an apocalyptic number.

74864734 is a deficient number, since it is larger than the sum of its proper divisors (53748002).

74864734 is a wasteful number, since it uses less digits than its factorization.

74864734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11391.

The product of its digits is 451584, while the sum is 43.

The square root of 74864734 is about 8652.4409272760. The cubic root of 74864734 is about 421.4626517192.

The spelling of 74864734 in words is "seventy-four million, eight hundred sixty-four thousand, seven hundred thirty-four".