18368066 has 8 divisors (see below), whose sum is σ = 27884304. Its totient is φ = 9073300.

The previous prime is 18368039. The next prime is 18368069. The reversal of 18368066 is 66086381.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (18368069) 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, 55160 + ... + 55491.

It is an arithmetic number, because the mean of its divisors is an integer number (3485538).

Almost surely, 2^18368066 is an apocalyptic number.

18368066 is a deficient number, since it is larger than the sum of its proper divisors (9516238).

18368066 is a wasteful number, since it uses less digits than its factorization.

18368066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110736.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 18368066 is about 4285.7981753694. The cubic root of 18368066 is about 263.8484073838.

The spelling of 18368066 in words is "eighteen million, three hundred sixty-eight thousand, sixty-six".