79118 has 16 divisors (see below), whose sum is σ = 136080. Its totient is φ = 34176.

The previous prime is 79111. The next prime is 79133. The reversal of 79118 is 81197.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79111) by changing a digit.

79118 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 353 + ... + 531.

It is an arithmetic number, because the mean of its divisors is an integer number (8505).

2⁷⁹¹¹⁸ is an apocalyptic number.

79118 is a deficient number, since it is larger than the sum of its proper divisors (56962).

79118 is a wasteful number, since it uses less digits than its factorization.

With its successor (79119) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (211).

79118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211.

The product of its digits is 504, while the sum is 26.

The square root of 79118 is about 281.2792207043. The cubic root of 79118 is about 42.9297573204.

The spelling of 79118 in words is "seventy-nine thousand, one hundred eighteen".