804304 has 20 divisors (see below), whose sum is σ = 1650564. Its totient is φ = 378368.

The previous prime is 804283. The next prime is 804313. The reversal of 804304 is 403408.

It can be written as a sum of positive squares in 2 ways, for example, as 384400 + 419904 = 620^2 + 648^2 .

It is a congruent number.

It is an unprimeable number.

804304 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1207 + ... + 1750.

2⁸⁰⁴³⁰⁴ is an apocalyptic number.

It is an amenable number.

804304 is an abundant number, since it is smaller than the sum of its proper divisors (846260).

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

804304 is a wasteful number, since it uses less digits than its factorization.

804304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2982 (or 2976 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 804304 is about 896.8299727373. The cubic root of 804304 is about 92.9979573298.

The spelling of 804304 in words is "eight hundred four thousand, three hundred four".