679536858 has 64 divisors (see below), whose sum is σ = 1824786432. Its totient is φ = 162924480.

The previous prime is 679536839. The next prime is 679536899. The reversal of 679536858 is 858635976.

It is a junction number, because it is equal to n+sod(n) for n = 679536798 and 679536807.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50566 + ... + 62577.

It is an arithmetic number, because the mean of its divisors is an integer number (28512288).

Almost surely, 2^679536858 is an apocalyptic number.

679536858 is an abundant number, since it is smaller than the sum of its proper divisors (1145249574).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

679536858 is a wasteful number, since it uses less digits than its factorization.

679536858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113179.

The product of its digits is 10886400, while the sum is 57.

The square root of 679536858 is about 26067.9277657431. The cubic root of 679536858 is about 879.1662462966.

The spelling of 679536858 in words is "six hundred seventy-nine million, five hundred thirty-six thousand, eight hundred fifty-eight".