904021352 has 64 divisors (see below), whose sum is σ = 1868166720. Its totient is φ = 407582208.

The previous prime is 904021343. The next prime is 904021367. The reversal of 904021352 is 253120409.

It is a Harshad number since it is a multiple of its sum of digits (26).

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, 954143 + ... + 955089.

It is an arithmetic number, because the mean of its divisors is an integer number (29190105).

Almost surely, 2^904021352 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 904021352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (934083360).

904021352 is an abundant number, since it is smaller than the sum of its proper divisors (964145368).

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

904021352 is a wasteful number, since it uses less digits than its factorization.

904021352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1170 (or 1166 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 904021352 is about 30066.9478331273. The cubic root of 904021352 is about 966.9252380560.

The spelling of 904021352 in words is "nine hundred four million, twenty-one thousand, three hundred fifty-two".