798877 has 4 divisors (see below), whose sum is σ = 803520. Its totient is φ = 794236.

The previous prime is 798871. The next prime is 798887. The reversal of 798877 is 778897.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 778897 = 7 ⋅111271.

It is a cyclic number.

It is not a de Polignac number, because 798877 - 2¹⁵ = 766109 is a prime.

It is a super-2 number, since 2×798877² = 1276408922258, which contains 22 as substring.

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, 2053 + ... + 2410.

It is an arithmetic number, because the mean of its divisors is an integer number (200880).

2⁷⁹⁸⁸⁷⁷ is an apocalyptic number.

It is an amenable number.

798877 is a deficient number, since it is larger than the sum of its proper divisors (4643).

798877 is a wasteful number, since it uses less digits than its factorization.

798877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4642.

The product of its digits is 197568, while the sum is 46.

The square root of 798877 is about 893.7991944503. The cubic root of 798877 is about 92.7883187957.

The spelling of 798877 in words is "seven hundred ninety-eight thousand, eight hundred seventy-seven".