765040084 has 12 divisors (see below), whose sum is σ = 1353863700. Its totient is φ = 378221888.

The previous prime is 765040063. The next prime is 765040091. The reversal of 765040084 is 480040567.

It can be written as a sum of positive squares in 2 ways, for example, as 231891984 + 533148100 = 15228^2 + 23090^2 .

It is a congruent number.

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, 1074139 + ... + 1074850.

It is an arithmetic number, because the mean of its divisors is an integer number (112821975).

Almost surely, 2^765040084 is an apocalyptic number.

It is an amenable number.

765040084 is a deficient number, since it is larger than the sum of its proper divisors (588823616).

765040084 is a wasteful number, since it uses less digits than its factorization.

765040084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2149082 (or 2149080 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 765040084 is about 27659.3579824261. The cubic root of 765040084 is about 914.5934009201.

The spelling of 765040084 in words is "seven hundred sixty-five million, forty thousand, eighty-four".