679929772 has 12 divisors (see below), whose sum is σ = 1241611056. Its totient is φ = 325183760.

The previous prime is 679929769. The next prime is 679929781. The reversal of 679929772 is 277929976.

679929772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3695179 + ... + 3695362.

It is an arithmetic number, because the mean of its divisors is an integer number (103467588).

Almost surely, 2^679929772 is an apocalyptic number.

It is an amenable number.

679929772 is a deficient number, since it is larger than the sum of its proper divisors (561681284).

679929772 is a wasteful number, since it uses less digits than its factorization.

679929772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7390568 (or 7390566 counting only the distinct ones).

The product of its digits is 6001128, while the sum is 58.

The square root of 679929772 is about 26075.4630256109. The cubic root of 679929772 is about 879.3356607861.

The spelling of 679929772 in words is "six hundred seventy-nine million, nine hundred twenty-nine thousand, seven hundred seventy-two".