679882617 has 12 divisors (see below), whose sum is σ = 988079664. Its totient is φ = 450473400.

The previous prime is 679882613. The next prime is 679882663. The reversal of 679882617 is 716288976.

679882617 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 679882617 - 2² = 679882613 is a prime.

It is not an unprimeable number, because it can be changed into a prime (679882613) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 230259 + ... + 233192.

It is an arithmetic number, because the mean of its divisors is an integer number (82339972).

Almost surely, 2^679882617 is an apocalyptic number.

It is an amenable number.

679882617 is a deficient number, since it is larger than the sum of its proper divisors (308197047).

679882617 is a wasteful number, since it uses less digits than its factorization.

679882617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463620 (or 463617 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 54.

The square root of 679882617 is about 26074.5588073892. The cubic root of 679882617 is about 879.3153322005.

The spelling of 679882617 in words is "six hundred seventy-nine million, eight hundred eighty-two thousand, six hundred seventeen".