798807 has 4 divisors (see below), whose sum is σ = 1065080. Its totient is φ = 532536.

The previous prime is 798799. The next prime is 798823. The reversal of 798807 is 708897.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 798807 - 2³ = 798799 is a prime.

It is an Ulam number.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (798887) 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, 133132 + ... + 133137.

It is an arithmetic number, because the mean of its divisors is an integer number (266270).

2⁷⁹⁸⁸⁰⁷ is an apocalyptic number.

798807 is a deficient number, since it is larger than the sum of its proper divisors (266273).

798807 is a wasteful number, since it uses less digits than its factorization.

798807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266272.

The product of its (nonzero) digits is 28224, while the sum is 39.

The square root of 798807 is about 893.7600349087. The cubic root of 798807 is about 92.7856085863.

The spelling of 798807 in words is "seven hundred ninety-eight thousand, eight hundred seven".