13224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a nude number because it is divisible by every one of its digits.
It is a Sastry number since concatenated with its successor gives a square.
13224 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
213224 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 13224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13224 is a wasteful number, since it uses less digits than its factorization.
13224 is an odious number, because the sum of its binary digits is odd.
The square root of 13224 is about 114.9956520917. The cubic root of 13224 is about 23.6476295586.
The spelling of 13224 in words is "thirteen thousand, two hundred twenty-four".