3223256 has 32 divisors (see below), whose sum is σ = 6410880. Its totient is φ = 1516800.

The previous prime is 3223247. The next prime is 3223261. The reversal of 3223256 is 6523223.

It is a happy number.

3223256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 10010 + ... + 10326.

It is an arithmetic number, because the mean of its divisors is an integer number (200340).

Almost surely, 2^3223256 is an apocalyptic number.

It is an amenable number.

3223256 is a deficient number, since it is larger than the sum of its proper divisors (3187624).

3223256 is a wasteful number, since it uses less digits than its factorization.

3223256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395 (or 391 counting only the distinct ones).

The product of its digits is 2160, while the sum is 23.

The square root of 3223256 is about 1795.3428641906. The cubic root of 3223256 is about 147.7173812821.

Adding to 3223256 its reverse (6523223), we get a palindrome (9746479).

The spelling of 3223256 in words is "three million, two hundred twenty-three thousand, two hundred fifty-six".