76803864 has 32 divisors (see below), whose sum is σ = 198205440. Its totient is φ = 24775200.

The previous prime is 76803863. The next prime is 76803949. The reversal of 76803864 is 46830867.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76803863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50872 + ... + 52359.

It is an arithmetic number, because the mean of its divisors is an integer number (6193920).

Almost surely, 2^76803864 is an apocalyptic number.

It is an amenable number.

76803864 is an abundant number, since it is smaller than the sum of its proper divisors (121401576).

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

76803864 is a wasteful number, since it uses less digits than its factorization.

76803864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103271 (or 103267 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 76803864 is about 8763.7813756392. The cubic root of 76803864 is about 425.0705562214.

The spelling of 76803864 in words is "seventy-six million, eight hundred three thousand, eight hundred sixty-four".