18359116 has 12 divisors (see below), whose sum is σ = 34018488. Its totient is φ = 8639552.

The previous prime is 18359113. The next prime is 18359123. The reversal of 18359116 is 61195381.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (18359113) 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, 134926 + ... + 135061.

It is an arithmetic number, because the mean of its divisors is an integer number (2834874).

Almost surely, 2^18359116 is an apocalyptic number.

It is an amenable number.

18359116 is a deficient number, since it is larger than the sum of its proper divisors (15659372).

18359116 is a wasteful number, since it uses less digits than its factorization.

18359116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270008 (or 270006 counting only the distinct ones).

The product of its digits is 6480, while the sum is 34.

The square root of 18359116 is about 4284.7539019178. The cubic root of 18359116 is about 263.8055462774.

The spelling of 18359116 in words is "eighteen million, three hundred fifty-nine thousand, one hundred sixteen".