904901004 has 48 divisors (see below), whose sum is σ = 2681190400. Its totient is φ = 258542928.

The previous prime is 904900999. The next prime is 904901009. The reversal of 904901004 is 400109409.

It is an interprime number because it is at equal distance from previous prime (904900999) and next prime (904901009).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (904901009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 597724 + ... + 599235.

Almost surely, 2^904901004 is an apocalyptic number.

It is an amenable number.

904901004 is an abundant number, since it is smaller than the sum of its proper divisors (1776289396).

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

904901004 is a wasteful number, since it uses less digits than its factorization.

904901004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196979 (or 1196971 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 904901004 is about 30081.5724987907. The cubic root of 904901004 is about 967.2387564592.

It can be divided in two parts, 90 and 4901004, that added together give a palindrome (4901094).

The spelling of 904901004 in words is "nine hundred four million, nine hundred one thousand, four".