798804 has 18 divisors (see below), whose sum is σ = 2019290. Its totient is φ = 266256.

The previous prime is 798799. The next prime is 798823. The reversal of 798804 is 408897.

It can be written as a sum of positive squares in only one way, i.e., 725904 + 72900 = 852^2 + 270^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-3 number, since 3×798804³ = 1529121333862867392, which contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 22189 = 798804 / (7 + 9 + 8 + 8 + 0 + 4).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 798804.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11059 + ... + 11130.

2⁷⁹⁸⁸⁰⁴ is an apocalyptic number.

It is an amenable number.

798804 is an abundant number, since it is smaller than the sum of its proper divisors (1220486).

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

798804 is a wasteful number, since it uses less digits than its factorization.

798804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22199 (or 22194 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 798804 is about 893.7583566043. The cubic root of 798804 is about 92.7854924309.

The spelling of 798804 in words is "seven hundred ninety-eight thousand, eight hundred four".