900944 has 20 divisors (see below), whose sum is σ = 1904640. Its totient is φ = 409440.

The previous prime is 900937. The next prime is 900959. The reversal of 900944 is 449009.

It is a super-2 number, since 2×900944² = 1623400182272, which contains 22 as substring.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 2384 + ... + 2735.

It is an arithmetic number, because the mean of its divisors is an integer number (95232).

2⁹⁰⁰⁹⁴⁴ is an apocalyptic number.

It is an amenable number.

900944 is an abundant number, since it is smaller than the sum of its proper divisors (1003696).

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

900944 is a wasteful number, since it uses less digits than its factorization.

900944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5138 (or 5132 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 900944 is about 949.1806993402. The cubic root of 900944 is about 96.5826830348.

The spelling of 900944 in words is "nine hundred thousand, nine hundred forty-four".