904883994 has 32 divisors (see below), whose sum is σ = 2298119040. Its totient is φ = 258538176.

The previous prime is 904883929. The next prime is 904884037. The reversal of 904883994 is 499388409.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 904883994.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1196559 + ... + 1197314.

It is an arithmetic number, because the mean of its divisors is an integer number (71816220).

Almost surely, 2^904883994 is an apocalyptic number.

904883994 is an abundant number, since it is smaller than the sum of its proper divisors (1393235046).

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

904883994 is a wasteful number, since it uses less digits than its factorization.

904883994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2393891 (or 2393885 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The square root of 904883994 is about 30081.2897662318. The cubic root of 904883994 is about 967.2326958204.

The spelling of 904883994 in words is "nine hundred four million, eight hundred eighty-three thousand, nine hundred ninety-four".