3256256 has 28 divisors (see below), whose sum is σ = 6550152. Its totient is φ = 1605888.

The previous prime is 3256249. The next prime is 3256289. The reversal of 3256256 is 6526523.

It is a happy number.

3256256 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 3 ways as a sum of consecutive naturals, for example, 5006 + ... + 5618.

It is an arithmetic number, because the mean of its divisors is an integer number (233934).

Almost surely, 2^3256256 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 3256256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3275076).

3256256 is an abundant number, since it is smaller than the sum of its proper divisors (3293896).

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

3256256 is an equidigital number, since it uses as much as digits as its factorization.

3256256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708 (or 698 counting only the distinct ones).

The product of its digits is 10800, while the sum is 29.

The square root of 3256256 is about 1804.5099057639. The cubic root of 3256256 is about 148.2197854528.

The spelling of 3256256 in words is "three million, two hundred fifty-six thousand, two hundred fifty-six".