798165979 has 8 divisors (see below), whose sum is σ = 864712800. Its totient is φ = 732354816.

The previous prime is 798165971. The next prime is 798166027. The reversal of 798165979 is 979561897.

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

It is a cyclic number.

It is not a de Polignac number, because 798165979 - 2³ = 798165971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (798165971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181654 + ... + 185995.

It is an arithmetic number, because the mean of its divisors is an integer number (108089100).

Almost surely, 2^798165979 is an apocalyptic number.

798165979 is a deficient number, since it is larger than the sum of its proper divisors (66546821).

798165979 is a wasteful number, since it uses less digits than its factorization.

798165979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367829.

The product of its digits is 8573040, while the sum is 61.

The square root of 798165979 is about 28251.8314273606. The cubic root of 798165979 is about 927.6078263107.

The spelling of 798165979 in words is "seven hundred ninety-eight million, one hundred sixty-five thousand, nine hundred seventy-nine".