798879 has 4 divisors (see below), whose sum is σ = 1065176. Its totient is φ = 532584.

The previous prime is 798871. The next prime is 798887. The reversal of 798879 is 978897.

798879 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (798871) and next prime (798887).

It is not a de Polignac number, because 798879 - 2³ = 798871 is a prime.

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 (798871) 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, 133144 + ... + 133149.

It is an arithmetic number, because the mean of its divisors is an integer number (266294).

2⁷⁹⁸⁸⁷⁹ is an apocalyptic number.

798879 is a deficient number, since it is larger than the sum of its proper divisors (266297).

798879 is a wasteful number, since it uses less digits than its factorization.

798879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266296.

The product of its digits is 254016, while the sum is 48.

The square root of 798879 is about 893.8003132691. The cubic root of 798879 is about 92.7883962280.

The spelling of 798879 in words is "seven hundred ninety-eight thousand, eight hundred seventy-nine".