3988256 has 12 divisors (see below), whose sum is σ = 7851942. Its totient is φ = 1994112.

The previous prime is 3988249. The next prime is 3988273. The reversal of 3988256 is 6528893.

3988256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2298256 + 1690000 = 1516^2 + 1300^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62285 + ... + 62348.

Almost surely, 2^3988256 is an apocalyptic number.

It is an amenable number.

3988256 is a deficient number, since it is larger than the sum of its proper divisors (3863686).

3988256 is a wasteful number, since it uses less digits than its factorization.

3988256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124643 (or 124635 counting only the distinct ones).

The product of its digits is 103680, while the sum is 41.

The square root of 3988256 is about 1997.0618418066. The cubic root of 3988256 is about 158.5845992593.

The spelling of 3988256 in words is "three million, nine hundred eighty-eight thousand, two hundred fifty-six".