18549064 has 16 divisors (see below), whose sum is σ = 35118720. Its totient is φ = 9184080.

The previous prime is 18549059. The next prime is 18549071. The reversal of 18549064 is 46094581.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10432 + ... + 12079.

It is an arithmetic number, because the mean of its divisors is an integer number (2194920).

Almost surely, 2^18549064 is an apocalyptic number.

It is an amenable number.

18549064 is a deficient number, since it is larger than the sum of its proper divisors (16569656).

18549064 is a wasteful number, since it uses less digits than its factorization.

18549064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22620 (or 22616 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 18549064 is about 4306.8624310512. The cubic root of 18549064 is about 264.7122258775.

The spelling of 18549064 in words is "eighteen million, five hundred forty-nine thousand, sixty-four".