879381312 has 112 divisors (see below), whose sum is σ = 2386584000. Its totient is φ = 285675520.

The previous prime is 879381301. The next prime is 879381323. The reversal of 879381312 is 213183978.

It is an interprime number because it is at equal distance from previous prime (879381301) and next prime (879381323).

It is a super-2 number, since 2×879381312² = 1546622983789682688, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1687612 + ... + 1688132.

Almost surely, 2^879381312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 879381312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1193292000).

879381312 is an abundant number, since it is smaller than the sum of its proper divisors (1507202688).

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

879381312 is a wasteful number, since it uses less digits than its factorization.

879381312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744 (or 734 counting only the distinct ones).

The product of its digits is 72576, while the sum is 42.

The square root of 879381312 is about 29654.3641307650. The cubic root of 879381312 is about 958.0593434618.

The spelling of 879381312 in words is "eight hundred seventy-nine million, three hundred eighty-one thousand, three hundred twelve".