The cubic root of 216000 is 60.
It is a nialpdrome in base 12 and base 15.
It is a zygodrome in base 15.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 216000.
It is an unprimeable number.
216000 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
216000 is a Friedman number, since it can be written as 60^(2+1+0+0), using all its digits and the basic arithmetic operations.
2216000 is an apocalyptic number.
216000 is a gapful number since it is divisible by the number (20) 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 216000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (396240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
216000 is an equidigital number, since it uses as much as digits as its factorization.
216000 is an evil number, because the sum of its binary digits is even.
The square root of 216000 is about 464.7580015449.
Adding to 216000 its reverse (612), we get a palindrome (216612).
The spelling of 216000 in words is "two hundred sixteen thousand".