389958764 has 12 divisors (see below), whose sum is σ = 734922384. Its totient is φ = 179980944.

The previous prime is 389958743. The next prime is 389958791. The reversal of 389958764 is 467859983.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3749552 + ... + 3749655.

It is an arithmetic number, because the mean of its divisors is an integer number (61243532).

Almost surely, 2^389958764 is an apocalyptic number.

It is an amenable number.

389958764 is a deficient number, since it is larger than the sum of its proper divisors (344963620).

389958764 is a wasteful number, since it uses less digits than its factorization.

389958764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7499224 (or 7499222 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 59.

The square root of 389958764 is about 19747.3735975192. The cubic root of 389958764 is about 730.5886064015.

The spelling of 389958764 in words is "three hundred eighty-nine million, nine hundred fifty-eight thousand, seven hundred sixty-four".