879685026 has 64 divisors (see below), whose sum is σ = 2065689216. Its totient is φ = 246758400.

The previous prime is 879685007. The next prime is 879685031. The reversal of 879685026 is 620586978.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 879685026.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62016 + ... + 74868.

It is an arithmetic number, because the mean of its divisors is an integer number (32276394).

Almost surely, 2^879685026 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 879685026, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1032844608).

879685026 is an abundant number, since it is smaller than the sum of its proper divisors (1186004190).

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

879685026 is a wasteful number, since it uses less digits than its factorization.

879685026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12947.

The product of its (nonzero) digits is 1451520, while the sum is 51.

The square root of 879685026 is about 29659.4845875649. The cubic root of 879685026 is about 958.1696265057.

The spelling of 879685026 in words is "eight hundred seventy-nine million, six hundred eighty-five thousand, twenty-six".