3963256 has 32 divisors (see below), whose sum is σ = 8391600. Its totient is φ = 1738240.

The previous prime is 3963241. The next prime is 3963263. The reversal of 3963256 is 6523693.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1776 + ... + 3328.

Almost surely, 2^3963256 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 3963256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4195800).

3963256 is an abundant number, since it is smaller than the sum of its proper divisors (4428344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3963256 is a wasteful number, since it uses less digits than its factorization.

3963256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1599 (or 1595 counting only the distinct ones).

The product of its digits is 29160, while the sum is 34.

The square root of 3963256 is about 1990.7928068988. The cubic root of 3963256 is about 158.2525470300.

The spelling of 3963256 in words is "three million, nine hundred sixty-three thousand, two hundred fifty-six".