679528904 has 16 divisors (see below), whose sum is σ = 1286488320. Its totient is φ = 336465360.

The previous prime is 679528903. The next prime is 679528919. The reversal of 679528904 is 409825976.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (679528903) 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, 411512 + ... + 413159.

It is an arithmetic number, because the mean of its divisors is an integer number (80405520).

Almost surely, 2^679528904 is an apocalyptic number.

It is an amenable number.

679528904 is a deficient number, since it is larger than the sum of its proper divisors (606959416).

679528904 is a wasteful number, since it uses less digits than its factorization.

679528904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824780 (or 824776 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 50.

The square root of 679528904 is about 26067.7752023451. The cubic root of 679528904 is about 879.1628160604.

The spelling of 679528904 in words is "six hundred seventy-nine million, five hundred twenty-eight thousand, nine hundred four".