18046056 has 64 divisors (see below), whose sum is σ = 51955200. Its totient is φ = 5116608.

The previous prime is 18046043. The next prime is 18046069. The reversal of 18046056 is 65064081.

It is an interprime number because it is at equal distance from previous prime (18046043) and next prime (18046069).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27055 + ... + 27713.

It is an arithmetic number, because the mean of its divisors is an integer number (811800).

Almost surely, 2^18046056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 18046056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25977600).

18046056 is an abundant number, since it is smaller than the sum of its proper divisors (33909144).

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

18046056 is a wasteful number, since it uses less digits than its factorization.

18046056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838 (or 834 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 18046056 is about 4248.0649712546. The cubic root of 18046056 is about 262.2974691752.

The spelling of 18046056 in words is "eighteen million, forty-six thousand, fifty-six".