389959896 has 64 divisors (see below), whose sum is σ = 993525120. Its totient is φ = 127526400.

The previous prime is 389959859. The next prime is 389959901. The reversal of 389959896 is 698959983.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 324096 + ... + 325296.

It is an arithmetic number, because the mean of its divisors is an integer number (15523830).

Almost surely, 2^389959896 is an apocalyptic number.

It is an amenable number.

389959896 is an abundant number, since it is smaller than the sum of its proper divisors (603565224).

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

389959896 is a wasteful number, since it uses less digits than its factorization.

389959896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456 (or 1452 counting only the distinct ones).

The product of its digits is 37791360, while the sum is 66.

The square root of 389959896 is about 19747.4022595378. The cubic root of 389959896 is about 730.5893133357.

The spelling of 389959896 in words is "three hundred eighty-nine million, nine hundred fifty-nine thousand, eight hundred ninety-six".