801804 has 24 divisors (see below), whose sum is σ = 1891120. Its totient is φ = 264384.

The previous prime is 801791. The next prime is 801809. The reversal of 801804 is 408108.

It is a zygodrome in base 2.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 801804.

It is not an unprimeable number, because it can be changed into a prime (801809) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1002 + ... + 1614.

2⁸⁰¹⁸⁰⁴ is an apocalyptic number.

It is an amenable number.

801804 is an abundant number, since it is smaller than the sum of its proper divisors (1089316).

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

801804 is a wasteful number, since it uses less digits than its factorization.

801804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729 (or 727 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 801804 is about 895.4350897748. The cubic root of 801804 is about 92.9015028398.

The spelling of 801804 in words is "eight hundred one thousand, eight hundred four".