879009656 has 32 divisors (see below), whose sum is σ = 1896084480. Its totient is φ = 374220000.

The previous prime is 879009641. The next prime is 879009661. The reversal of 879009656 is 656900978.

It is a super-3 number, since 3×879009656³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43520 + ... + 60431.

It is an arithmetic number, because the mean of its divisors is an integer number (59252640).

Almost surely, 2^879009656 is an apocalyptic number.

It is an amenable number.

879009656 is an abundant number, since it is smaller than the sum of its proper divisors (1017074824).

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

879009656 is a wasteful number, since it uses less digits than its factorization.

879009656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104115 (or 104111 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 50.

The square root of 879009656 is about 29648.0970046983. The cubic root of 879009656 is about 957.9243551192.

The spelling of 879009656 in words is "eight hundred seventy-nine million, nine thousand, six hundred fifty-six".