900831012 has 24 divisors (see below), whose sum is σ = 2102535456. Its totient is φ = 300191808.

The previous prime is 900831007. The next prime is 900831047. The reversal of 900831012 is 210138009.

900831012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×900831012² = 1622993024361888288, which contains 22 as substring.

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, 45063 + ... + 61905.

It is an arithmetic number, because the mean of its divisors is an integer number (87605644).

Almost surely, 2^900831012 is an apocalyptic number.

It is an amenable number.

900831012 is an abundant number, since it is smaller than the sum of its proper divisors (1201704444).

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

900831012 is a wasteful number, since it uses less digits than its factorization.

900831012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21307 (or 21305 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 900831012 is about 30013.8470043412. The cubic root of 900831012 is about 965.7864536601.

The spelling of 900831012 in words is "nine hundred million, eight hundred thirty-one thousand, twelve".