900056 has 8 divisors (see below), whose sum is σ = 1687620. Its totient is φ = 450024.

The previous prime is 900037. The next prime is 900061. The reversal of 900056 is 650009.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56246 + ... + 56261.

2⁹⁰⁰⁰⁵⁶ is an apocalyptic number.

It is an amenable number.

900056 is a deficient number, since it is larger than the sum of its proper divisors (787564).

900056 is a wasteful number, since it uses less digits than its factorization.

900056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112513 (or 112509 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 900056 is about 948.7128121829. The cubic root of 900056 is about 96.5509409155.

Subtracting from 900056 its reverse (650009), we obtain a cube (250047 = 63³).

The spelling of 900056 in words is "nine hundred thousand, fifty-six".