679909976 has 16 divisors (see below), whose sum is σ = 1277627640. Its totient is φ = 339209280.

The previous prime is 679909973. The next prime is 679909991.

679909976 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (679909973) 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, 89330 + ... + 96641.

Almost surely, 2^679909976 is an apocalyptic number.

It is an amenable number.

679909976 is a deficient number, since it is larger than the sum of its proper divisors (597717664).

679909976 is a wasteful number, since it uses less digits than its factorization.

679909976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186434 (or 186430 counting only the distinct ones).

The product of its (nonzero) digits is 11573604, while the sum is 62.

The square root of 679909976 is about 26075.0834322730. The cubic root of 679909976 is about 879.3271268176.

The spelling of 679909976 in words is "six hundred seventy-nine million, nine hundred nine thousand, nine hundred seventy-six".