879803244 has 72 divisors (see below), whose sum is σ = 2393471808. Its totient is φ = 271480320.

The previous prime is 879803209. The next prime is 879803251. The reversal of 879803244 is 442308978.

It is a self number, because there is not a number n which added to its sum of digits gives 879803244.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25549 + ... + 49115.

It is an arithmetic number, because the mean of its divisors is an integer number (33242664).

Almost surely, 2^879803244 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 879803244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1196735904).

879803244 is an abundant number, since it is smaller than the sum of its proper divisors (1513668564).

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

879803244 is a wasteful number, since it uses less digits than its factorization.

879803244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23655 (or 23650 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The square root of 879803244 is about 29661.4774412874. The cubic root of 879803244 is about 958.2125463462.

The spelling of 879803244 in words is "eight hundred seventy-nine million, eight hundred three thousand, two hundred forty-four".