4056 is nontrivially palindromic in base 5.
It is a tau number, because it is divible by the number of its divisors (24).
It is a plaindrome in base 14.
It is a nialpdrome in base 8 and base 16.
It is a zygodrome in base 5.
It is a congruent number.
4056 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
24056 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 4056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5490).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4056 is a wasteful number, since it uses less digits than its factorization.
4056 is an evil number, because the sum of its binary digits is even.
The square root of 4056 is about 63.6867333124. The cubic root of 4056 is about 15.9477461987.
The spelling of 4056 in words is "four thousand, fifty-six", and is thus an eban number.