389082828 has 12 divisors (see below), whose sum is σ = 907859960. Its totient is φ = 129694272.

The previous prime is 389082797. The next prime is 389082847. The reversal of 389082828 is 828280983.

It is a tau number, because it is divible by the number of its divisors (12).

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, 16211773 + ... + 16211796.

Almost surely, 2^389082828 is an apocalyptic number.

It is an amenable number.

389082828 is an abundant number, since it is smaller than the sum of its proper divisors (518777132).

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

389082828 is a wasteful number, since it uses less digits than its factorization.

389082828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32423576 (or 32423574 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 48.

The square root of 389082828 is about 19725.1825847063. The cubic root of 389082828 is about 730.0411736331.

The spelling of 389082828 in words is "three hundred eighty-nine million, eighty-two thousand, eight hundred twenty-eight".