18354 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is a plaindrome in base 15.
It is a self number, because there is not a number n which added to its sum of digits gives 18354.
It is a congruent number.
218354 is an apocalyptic number.
18354 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 18354, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18354 is a wasteful number, since it uses less digits than its factorization.
18354 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54.
The square root of 18354 is about 135.4769353063. The cubic root of 18354 is about 26.3781039750.
The spelling of 18354 in words is "eighteen thousand, three hundred fifty-four".