988844856 has 32 divisors (see below), whose sum is σ = 2529605760. Its totient is φ = 321949152.

The previous prime is 988844827. The next prime is 988844863. The reversal of 988844856 is 658448889.

988844856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 988844856.

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, 478060 + ... + 480123.

It is an arithmetic number, because the mean of its divisors is an integer number (79050180).

Almost surely, 2^988844856 is an apocalyptic number.

It is an amenable number.

988844856 is an abundant number, since it is smaller than the sum of its proper divisors (1540760904).

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

988844856 is a wasteful number, since it uses less digits than its factorization.

988844856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 958235 (or 958231 counting only the distinct ones).

The product of its digits is 17694720, while the sum is 60.

The square root of 988844856 is about 31445.9036441951. The cubic root of 988844856 is about 996.2677059783.

It can be divided in two parts, 98884 and 4856, that added together give a triangular number (103740 = T₄₅₅).

The spelling of 988844856 in words is "nine hundred eighty-eight million, eight hundred forty-four thousand, eight hundred fifty-six".