764888 has 16 divisors (see below), whose sum is σ = 1496880. Its totient is φ = 365728.

The previous prime is 764887. The next prime is 764891. The reversal of 764888 is 888467.

It is a happy number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 764888.

It is not an unprimeable number, because it can be changed into a prime (764887) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1895 + ... + 2262.

It is an arithmetic number, because the mean of its divisors is an integer number (93555).

2⁷⁶⁴⁸⁸⁸ is an apocalyptic number.

It is an amenable number.

764888 is a deficient number, since it is larger than the sum of its proper divisors (731992).

764888 is a wasteful number, since it uses less digits than its factorization.

764888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4186 (or 4182 counting only the distinct ones).

The product of its digits is 86016, while the sum is 41.

The square root of 764888 is about 874.5787557447. The cubic root of 764888 is about 91.4532792226.

The spelling of 764888 in words is "seven hundred sixty-four thousand, eight hundred eighty-eight".