18084366 has 12 divisors (see below), whose sum is σ = 39182832. Its totient is φ = 6028116.

The previous prime is 18084349. The next prime is 18084383. The reversal of 18084366 is 66348081.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (18084349) and next prime (18084383).

It is a self number, because there is not a number n which added to its sum of digits gives 18084366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 502326 + ... + 502361.

It is an arithmetic number, because the mean of its divisors is an integer number (3265236).

Almost surely, 2^18084366 is an apocalyptic number.

18084366 is an abundant number, since it is smaller than the sum of its proper divisors (21098466).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18084366 is a wasteful number, since it uses less digits than its factorization.

18084366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004695 (or 1004692 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 18084366 is about 4252.5716925174. The cubic root of 18084366 is about 262.4829485523.

The spelling of 18084366 in words is "eighteen million, eighty-four thousand, three hundred sixty-six".