18560 is nontrivially palindromic in base 15.
It is a tau number, because it is divible by the number of its divisors (32).
18560 is an undulating number in base 12.
It is a nialpdrome in base 8.
It is an unprimeable number.
18560 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
218560 is an apocalyptic number.
18560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 18560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22950).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18560 is an equidigital number, since it uses as much as digits as its factorization.
18560 is an odious number, because the sum of its binary digits is odd.
The square root of 18560 is about 136.2350909274. The cubic root of 18560 is about 26.4764237921.
The spelling of 18560 in words is "eighteen thousand, five hundred sixty".