810799798 has 8 divisors (see below), whose sum is σ = 1219461408. Its totient is φ = 404312664.

The previous prime is 810799793. The next prime is 810799813. The reversal of 810799798 is 897997018.

810799798 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (810799793) 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, 542686 + ... + 544177.

It is an arithmetic number, because the mean of its divisors is an integer number (152432676).

Almost surely, 2^810799798 is an apocalyptic number.

810799798 is a deficient number, since it is larger than the sum of its proper divisors (408661610).

810799798 is a wasteful number, since it uses less digits than its factorization.

810799798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087238.

The product of its (nonzero) digits is 2286144, while the sum is 58.

The square root of 810799798 is about 28474.5464933157. The cubic root of 810799798 is about 932.4764605318.

The spelling of 810799798 in words is "eight hundred ten million, seven hundred ninety-nine thousand, seven hundred ninety-eight".