3227220256 has 24 divisors (see below), whose sum is σ = 6842328444. Its totient is φ = 1489486080.

The previous prime is 3227220221. The next prime is 3227220287. The reversal of 3227220256 is 6520227223.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3187731600 + 39488656 = 56460^2 + 6284^2 .

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, 3878455 + ... + 3879286.

Almost surely, 2^3227220256 is an apocalyptic number.

It is an amenable number.

3227220256 is an abundant number, since it is smaller than the sum of its proper divisors (3615108188).

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

3227220256 is a wasteful number, since it uses less digits than its factorization.

3227220256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7757764 (or 7757756 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 3227220256 is about 56808.6283587273. The cubic root of 3227220256 is about 1477.7791526891.

Adding to 3227220256 its reverse (6520227223), we get a palindrome (9747447479).

The spelling of 3227220256 in words is "three billion, two hundred twenty-seven million, two hundred twenty thousand, two hundred fifty-six".