3220832256 has 72 divisors (see below), whose sum is σ = 8589901824. Its totient is φ = 1073479680.

The previous prime is 3220832233. The next prime is 3220832273. The reversal of 3220832256 is 6522380223.

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 3 ways as a sum of consecutive naturals, for example, 389121 + ... + 397311.

It is an arithmetic number, because the mean of its divisors is an integer number (119304192).

Almost surely, 2^3220832256 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 3220832256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4294950912).

3220832256 is an abundant number, since it is smaller than the sum of its proper divisors (5369069568).

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

3220832256 is an frugal number, since it uses more digits than its factorization.

3220832256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8228 (or 8196 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 3220832256 is about 56752.3766550794. The cubic root of 3220832256 is about 1476.8034638173.

The spelling of 3220832256 in words is "three billion, two hundred twenty million, eight hundred thirty-two thousand, two hundred fifty-six".