989894304 has 96 divisors (see below), whose sum is σ = 3299667840. Its totient is φ = 282825216.

The previous prime is 989894299. The next prime is 989894327. The reversal of 989894304 is 403498989.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75789 + ... + 87884.

It is an arithmetic number, because the mean of its divisors is an integer number (34371540).

Almost surely, 2^989894304 is an apocalyptic number.

It is an amenable number.

989894304 is an abundant number, since it is smaller than the sum of its proper divisors (2309773536).

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

989894304 is a wasteful number, since it uses less digits than its factorization.

989894304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163699 (or 163685 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The square root of 989894304 is about 31462.5857805744. The cubic root of 989894304 is about 996.6200232954.

The spelling of 989894304 in words is "nine hundred eighty-nine million, eight hundred ninety-four thousand, three hundred four".