810798 has 16 divisors (see below), whose sum is σ = 1717200. Its totient is φ = 254336.

The previous prime is 810791. The next prime is 810809. The reversal of 810798 is 897018.

It is a Curzon number.

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 810798.

It is not an unprimeable number, because it can be changed into a prime (810791) 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, 3873 + ... + 4076.

It is an arithmetic number, because the mean of its divisors is an integer number (107325).

2⁸¹⁰⁷⁹⁸ is an apocalyptic number.

810798 is an abundant number, since it is smaller than the sum of its proper divisors (906402).

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

810798 is a wasteful number, since it uses less digits than its factorization.

810798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7971.

The product of its (nonzero) digits is 4032, while the sum is 33.

The square root of 810798 is about 900.4432241957. The cubic root of 810798 is about 93.2475771256.

The spelling of 810798 in words is "eight hundred ten thousand, seven hundred ninety-eight".