999000976 has 20 divisors (see below), whose sum is σ = 1936198000. Its totient is φ = 499336992.

The previous prime is 999000967. The next prime is 999000991. The reversal of 999000976 is 679000999.

It is a happy number.

999000976 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 51475 + ... + 68173.

It is an arithmetic number, because the mean of its divisors is an integer number (96809900).

Almost surely, 2^999000976 is an apocalyptic number.

It is an amenable number.

999000976 is a deficient number, since it is larger than the sum of its proper divisors (937197024).

999000976 is a wasteful number, since it uses less digits than its factorization.

999000976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20446 (or 20440 counting only the distinct ones).

The product of its (nonzero) digits is 275562, while the sum is 49.

The square root of 999000976 is about 31606.9766981912. The cubic root of 999000976 is about 999.6668810441. Note that the first 3 decimals are identical.

The spelling of 999000976 in words is "nine hundred ninety-nine million, nine hundred seventy-six", and thus it is an aban number.