389044704 has 24 divisors (see below), whose sum is σ = 1021242600. Its totient is φ = 129681536.

The previous prime is 389044697. The next prime is 389044727. The reversal of 389044704 is 407440983.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2026179 + ... + 2026370.

It is an arithmetic number, because the mean of its divisors is an integer number (42551775).

Almost surely, 2^389044704 is an apocalyptic number.

It is an amenable number.

389044704 is an abundant number, since it is smaller than the sum of its proper divisors (632197896).

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

389044704 is a wasteful number, since it uses less digits than its factorization.

389044704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4052562 (or 4052554 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 389044704 is about 19724.2161821452. The cubic root of 389044704 is about 730.0173286685.

The spelling of 389044704 in words is "three hundred eighty-nine million, forty-four thousand, seven hundred four".