904494536 has 16 divisors (see below), whose sum is σ = 1850102640. Its totient is φ = 411133840.

The previous prime is 904494529. The next prime is 904494541. The reversal of 904494536 is 635494409.

It is a happy number.

It is a super-2 number, since 2×904494536² = 1636220731307710592, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 5139086 + ... + 5139261.

It is an arithmetic number, because the mean of its divisors is an integer number (115631415).

Almost surely, 2^904494536 is an apocalyptic number.

It is an amenable number.

904494536 is an abundant number, since it is smaller than the sum of its proper divisors (945608104).

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

904494536 is a wasteful number, since it uses less digits than its factorization.

904494536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10278364 (or 10278360 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 44.

The square root of 904494536 is about 30074.8156436577. The cubic root of 904494536 is about 967.0939117075.

The spelling of 904494536 in words is "nine hundred four million, four hundred ninety-four thousand, five hundred thirty-six".