18876 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a plaindrome in base 16.
It is a congruent number.
It is an unprimeable number.
18876 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
218876 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 18876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18876 is a wasteful number, since it uses less digits than its factorization.
18876 is an evil number, because the sum of its binary digits is even.
The square root of 18876 is about 137.3899559648. The cubic root of 18876 is about 26.6258403050.
The spelling of 18876 in words is "eighteen thousand, eight hundred seventy-six".