999000888 has 32 divisors (see below), whose sum is σ = 2565004560. Its totient is φ = 324000000.

The previous prime is 999000841. The next prime is 999000901. The reversal of 999000888 is 888000999.

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 999000888.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 561613 + ... + 563388.

Almost surely, 2^999000888 is an apocalyptic number.

It is an amenable number.

999000888 is an abundant number, since it is smaller than the sum of its proper divisors (1566003672).

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

999000888 is a wasteful number, since it uses less digits than its factorization.

999000888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125047 (or 1125043 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 51.

The square root of 999000888 is about 31606.9753060934. The cubic root of 999000888 is about 999.6668516912. Note that the first 3 decimals are identical.

The spelling of 999000888 in words is "nine hundred ninety-nine million, eight hundred eighty-eight", and thus it is an aban number.