3646256 has 20 divisors (see below), whose sum is σ = 7098504. Its totient is φ = 1814400.

The previous prime is 3646231. The next prime is 3646261. The reversal of 3646256 is 6526463.

3646256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 in 3 ways as a sum of consecutive naturals, for example, 4091 + ... + 4901.

Almost surely, 2^3646256 is an apocalyptic number.

It is an amenable number.

3646256 is a deficient number, since it is larger than the sum of its proper divisors (3452248).

3646256 is a wasteful number, since it uses less digits than its factorization.

3646256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100 (or 1094 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 3646256 is about 1909.5172164712. The cubic root of 3646256 is about 153.9155099593.

The spelling of 3646256 in words is "three million, six hundred forty-six thousand, two hundred fifty-six".