76775904 has 48 divisors (see below), whose sum is σ = 223932240. Its totient is φ = 25591680.

The previous prime is 76775899. The next prime is 76775911. The reversal of 76775904 is 40957767.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 76775904.

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, 43567 + ... + 45294.

It is an arithmetic number, because the mean of its divisors is an integer number (4665255).

Almost surely, 2^76775904 is an apocalyptic number.

It is an amenable number.

76775904 is an abundant number, since it is smaller than the sum of its proper divisors (147156336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76775904 is a wasteful number, since it uses less digits than its factorization.

76775904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88880 (or 88866 counting only the distinct ones).

The product of its (nonzero) digits is 370440, while the sum is 45.

The square root of 76775904 is about 8762.1860286118. The cubic root of 76775904 is about 425.0189684729.

The spelling of 76775904 in words is "seventy-six million, seven hundred seventy-five thousand, nine hundred four".