798558797 has 4 divisors (see below), whose sum is σ = 809806176. Its totient is φ = 787311420.

The previous prime is 798558793. The next prime is 798558851. The reversal of 798558797 is 797855897.

It is a happy number.

798558797 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 798558797 - 2² = 798558793 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (798558793) 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, 5623583 + ... + 5623724.

It is an arithmetic number, because the mean of its divisors is an integer number (202451544).

Almost surely, 2^798558797 is an apocalyptic number.

It is an amenable number.

798558797 is a deficient number, since it is larger than the sum of its proper divisors (11247379).

798558797 is a wasteful number, since it uses less digits than its factorization.

798558797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11247378.

The product of its digits is 44452800, while the sum is 65.

The square root of 798558797 is about 28258.7826524781. The cubic root of 798558797 is about 927.7599756548.

The spelling of 798558797 in words is "seven hundred ninety-eight million, five hundred fifty-eight thousand, seven hundred ninety-seven".