904442313 has 32 divisors (see below), whose sum is σ = 1364221440. Its totient is φ = 529562880.

The previous prime is 904442309. The next prime is 904442321. The reversal of 904442313 is 313244409.

It is not a de Polignac number, because 904442313 - 2² = 904442309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (904442113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57958 + ... + 71888.

It is an arithmetic number, because the mean of its divisors is an integer number (42631920).

Almost surely, 2^904442313 is an apocalyptic number.

It is an amenable number.

904442313 is a deficient number, since it is larger than the sum of its proper divisors (459779127).

904442313 is a wasteful number, since it uses less digits than its factorization.

904442313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14037.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 904442313 is about 30073.9474130018. The cubic root of 904442313 is about 967.0752989113.

The spelling of 904442313 in words is "nine hundred four million, four hundred forty-two thousand, three hundred thirteen".