900402492 has 24 divisors (see below), whose sum is σ = 2291933952. Its totient is φ = 272849200.

The previous prime is 900402491. The next prime is 900402521. The reversal of 900402492 is 294204009.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (900402491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3410484 + ... + 3410747.

It is an arithmetic number, because the mean of its divisors is an integer number (95497248).

Almost surely, 2^900402492 is an apocalyptic number.

It is an amenable number.

900402492 is an abundant number, since it is smaller than the sum of its proper divisors (1391531460).

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

900402492 is a wasteful number, since it uses less digits than its factorization.

900402492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6821249 (or 6821247 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 900402492 is about 30006.7074501685. The cubic root of 900402492 is about 965.6332897310.

The spelling of 900402492 in words is "nine hundred million, four hundred two thousand, four hundred ninety-two".