389099076 has 24 divisors (see below), whose sum is σ = 925029504. Its totient is φ = 127252320.

The previous prime is 389099071. The next prime is 389099149. The reversal of 389099076 is 670990983.

It is not an unprimeable number, because it can be changed into a prime (389099071) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 305260 + ... + 306531.

It is an arithmetic number, because the mean of its divisors is an integer number (38542896).

Almost surely, 2^389099076 is an apocalyptic number.

It is an amenable number.

389099076 is an abundant number, since it is smaller than the sum of its proper divisors (535930428).

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

389099076 is a wasteful number, since it uses less digits than its factorization.

389099076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611851 (or 611849 counting only the distinct ones).

The product of its (nonzero) digits is 734832, while the sum is 51.

The square root of 389099076 is about 19725.5944397121. The cubic root of 389099076 is about 730.0513356030.

The spelling of 389099076 in words is "three hundred eighty-nine million, ninety-nine thousand, seventy-six".