900492 has 12 divisors (see below), whose sum is σ = 2101176. Its totient is φ = 300160.

The previous prime is 900491. The next prime is 900511. The reversal of 900492 is 294009.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (900491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37509 + ... + 37532.

It is an arithmetic number, because the mean of its divisors is an integer number (175098).

2⁹⁰⁰⁴⁹² is an apocalyptic number.

It is an amenable number.

900492 is an abundant number, since it is smaller than the sum of its proper divisors (1200684).

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

900492 is a wasteful number, since it uses less digits than its factorization.

900492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75048 (or 75046 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 900492 is about 948.9425693897. The cubic root of 900492 is about 96.5665286178.

The spelling of 900492 in words is "nine hundred thousand, four hundred ninety-two".