18094 has 8 divisors (see below), whose sum is σ = 27720. Its totient is φ = 8856.

The previous prime is 18089. The next prime is 18097. The reversal of 18094 is 49081.

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

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18097) 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, 112 + ... + 220.

It is an arithmetic number, because the mean of its divisors is an integer number (3465).

2¹⁸⁰⁹⁴ is an apocalyptic number.

18094 is a deficient number, since it is larger than the sum of its proper divisors (9626).

18094 is a wasteful number, since it uses less digits than its factorization.

18094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 18094 is about 134.5139397981. The cubic root of 18094 is about 26.2529550717.

The spelling of 18094 in words is "eighteen thousand, ninety-four".