18084118 has 16 divisors (see below), whose sum is σ = 30483936. Its totient is φ = 7983360.

The previous prime is 18084109. The next prime is 18084163. The reversal of 18084118 is 81148081.

It is a self number, because there is not a number n which added to its sum of digits gives 18084118.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14523 + ... + 15718.

It is an arithmetic number, because the mean of its divisors is an integer number (1905246).

Almost surely, 2^18084118 is an apocalyptic number.

18084118 is a deficient number, since it is larger than the sum of its proper divisors (12399818).

18084118 is a wasteful number, since it uses less digits than its factorization.

18084118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30279.

The product of its (nonzero) digits is 2048, while the sum is 31.

The square root of 18084118 is about 4252.5425335909. The cubic root of 18084118 is about 262.4817486932.

The spelling of 18084118 in words is "eighteen million, eighty-four thousand, one hundred eighteen".