805304 has 16 divisors (see below), whose sum is σ = 1545720. Its totient is φ = 393120.

The previous prime is 805297. The next prime is 805309. The reversal of 805304 is 403508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (805309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 827 + ... + 1514.

2⁸⁰⁵³⁰⁴ is an apocalyptic number.

It is an amenable number.

805304 is a deficient number, since it is larger than the sum of its proper divisors (740416).

805304 is a wasteful number, since it uses less digits than its factorization.

805304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2390 (or 2386 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 805304 is about 897.3873188317. The cubic root of 805304 is about 93.0364831617.

The spelling of 805304 in words is "eight hundred five thousand, three hundred four".