879358636 has 24 divisors (see below), whose sum is σ = 1658188224. Its totient is φ = 405628800.

The previous prime is 879358633. The next prime is 879358637. The reversal of 879358636 is 636853978.

It is a super-2 number, since 2×879358636² = 1546543221415560992, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (879358633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118656 + ... + 125848.

It is an arithmetic number, because the mean of its divisors is an integer number (69091176).

Almost surely, 2^879358636 is an apocalyptic number.

It is an amenable number.

879358636 is a deficient number, since it is larger than the sum of its proper divisors (778829588).

879358636 is a wasteful number, since it uses less digits than its factorization.

879358636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9561 (or 9559 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 55.

The square root of 879358636 is about 29653.9817899722. The cubic root of 879358636 is about 958.0511084523.

The spelling of 879358636 in words is "eight hundred seventy-nine million, three hundred fifty-eight thousand, six hundred thirty-six".