904093424 has 60 divisors (see below), whose sum is σ = 1949672088. Its totient is φ = 403724160.

The previous prime is 904093423. The next prime is 904093429. The reversal of 904093424 is 424390409.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (904093423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 197627 + ... + 202149.

Almost surely, 2^904093424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 904093424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (974836044).

904093424 is an abundant number, since it is smaller than the sum of its proper divisors (1045578664).

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

904093424 is a wasteful number, since it uses less digits than its factorization.

904093424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4606 (or 4569 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 904093424 is about 30068.1463346180. The cubic root of 904093424 is about 966.9509330184.

The spelling of 904093424 in words is "nine hundred four million, ninety-three thousand, four hundred twenty-four".