679974884 has 6 divisors (see below), whose sum is σ = 1189956054. Its totient is φ = 339987440.

The previous prime is 679974859. The next prime is 679974899. The reversal of 679974884 is 488479976.

679974884 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 659976100 + 19998784 = 25690^2 + 4472^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84996857 + ... + 84996864.

It is an arithmetic number, because the mean of its divisors is an integer number (198326009).

Almost surely, 2^679974884 is an apocalyptic number.

It is an amenable number.

679974884 is a deficient number, since it is larger than the sum of its proper divisors (509981170).

679974884 is a wasteful number, since it uses less digits than its factorization.

679974884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169993725 (or 169993723 counting only the distinct ones).

The product of its digits is 24385536, while the sum is 62.

The square root of 679974884 is about 26076.3280390472. The cubic root of 679974884 is about 879.3551077519.

The spelling of 679974884 in words is "six hundred seventy-nine million, nine hundred seventy-four thousand, eight hundred eighty-four".