900906 has 8 divisors (see below), whose sum is σ = 1801824. Its totient is φ = 300300.

The previous prime is 900869. The next prime is 900917. The reversal of 900906 is 609009.

It is a sphenic number, since it is the product of 3 distinct primes.

900906 is an admirable 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 in 3 ways as a sum of consecutive naturals, for example, 75070 + ... + 75081.

It is an arithmetic number, because the mean of its divisors is an integer number (225228).

2⁹⁰⁰⁹⁰⁶ is an apocalyptic number.

900906 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

900906 is a wasteful number, since it uses less digits than its factorization.

900906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150156.

The product of its (nonzero) digits is 486, while the sum is 24.

The square root of 900906 is about 949.1606818658. The cubic root of 900906 is about 96.5813251282.

The spelling of 900906 in words is "nine hundred thousand, nine hundred six".