990327875 has 16 divisors (see below), whose sum is σ = 1238484000. Its totient is φ = 790624800.

The previous prime is 990327857. The next prime is 990327887. The reversal of 990327875 is 578723099.

It is a happy number.

It is not a de Polignac number, because 990327875 - 2²⁰ = 989279299 is a prime.

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, 54437 + ... + 70313.

It is an arithmetic number, because the mean of its divisors is an integer number (77405250).

Almost surely, 2^990327875 is an apocalyptic number.

990327875 is a deficient number, since it is larger than the sum of its proper divisors (248156125).

990327875 is a wasteful number, since it uses less digits than its factorization.

990327875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16391 (or 16381 counting only the distinct ones).

The product of its (nonzero) digits is 952560, while the sum is 50.

The square root of 990327875 is about 31469.4752895564. The cubic root of 990327875 is about 996.7655076724.

The spelling of 990327875 in words is "nine hundred ninety million, three hundred twenty-seven thousand, eight hundred seventy-five".