765872 has 20 divisors (see below), whose sum is σ = 1498416. Its totient is φ = 379200.

The previous prime is 765859. The next prime is 765881. The reversal of 765872 is 278567.

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

It is an unprimeable number.

765872 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2258 + ... + 2574.

2⁷⁶⁵⁸⁷² is an apocalyptic number.

It is an amenable number.

765872 is a deficient number, since it is larger than the sum of its proper divisors (732544).

765872 is a wasteful number, since it uses less digits than its factorization.

765872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476 (or 470 counting only the distinct ones).

The product of its digits is 23520, while the sum is 35.

The square root of 765872 is about 875.1411314754. The cubic root of 765872 is about 91.4924794997.

The spelling of 765872 in words is "seven hundred sixty-five thousand, eight hundred seventy-two".