3976 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a nialpdrome in base 8 and base 16.
It is a self number, because there is not a number n which added to its sum of digits gives 3976.
It is an unprimeable number.
23976 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 3976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3976 is a wasteful number, since it uses less digits than its factorization.
3976 is an evil number, because the sum of its binary digits is even.
The square root of 3976 is about 63.0555310817. The cubic root of 3976 is about 15.8421987901.
The spelling of 3976 in words is "three thousand, nine hundred seventy-six".