4224 is nontrivially palindromic in base 10.
It is a tau number, because it is divible by the number of its divisors (32).
It is a d-powerful number, because it can be written as 43 + 211 + 211 + 43 .
It is a plaindrome in base 5, base 13 and base 14.
It is a zygodrome in base 5.
4224 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
4224 is a gapful number since it is divisible by the number (44) formed by its first and last digit.
4224 is a droll number since its even prime factors and its odd prime factors have the same sum.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4224 is a wasteful number, since it uses less digits than its factorization.
4224 is an evil number, because the sum of its binary digits is even.
The square root of 4224 is about 64.9923072371. The cubic root of 4224 is about 16.1649600825.
4224 divided by its product of digits (64) gives a palindrome (66).
The spelling of 4224 in words is "four thousand, two hundred twenty-four", and thus it is an iban number.