879040 has 56 divisors (see below), whose sum is σ = 2176272. Its totient is φ = 337920.

The previous prime is 879031. The next prime is 879061. The reversal of 879040 is 40978.

It is a super-2 number, since 2×879040² = 1545422643200, 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 7 ways as a sum of consecutive naturals, for example, 13087 + ... + 13153.

It is an arithmetic number, because the mean of its divisors is an integer number (38862).

2⁸⁷⁹⁰⁴⁰ is an apocalyptic number.

879040 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 879040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1088136).

879040 is an abundant number, since it is smaller than the sum of its proper divisors (1297232).

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

879040 is a wasteful number, since it uses less digits than its factorization.

879040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125 (or 115 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 879040 is about 937.5713306197. The cubic root of 879040 is about 95.7935377722.

The spelling of 879040 in words is "eight hundred seventy-nine thousand, forty".