18038 is nontrivially palindromic in base 9.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a nialpdrome in base 12.
It is a congruent number.
It is an unprimeable number.
218038 is an apocalyptic number.
18038 is a wasteful number, since it uses less digits than its factorization.
18038 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 342.
The square root of 18038 is about 134.3056216247. The cubic root of 18038 is about 26.2258432337.
The spelling of 18038 in words is "eighteen thousand, thirty-eight".