3222356256 has 480 divisors, whose sum is σ = 11872852992. Its totient is φ = 836075520.

The previous prime is 3222356219. The next prime is 3222356297. The reversal of 3222356256 is 6526532223.

3222356256 is a `hidden beast` number, since 3 + 2 + 2 + 23 + 5 + 625 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 3222356256.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 9561720 + ... + 9562056.

Almost surely, 2^3222356256 is an apocalyptic number.

3222356256 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3222356256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5936426496).

3222356256 is an abundant number, since it is smaller than the sum of its proper divisors (8650496736).

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

3222356256 is a wasteful number, since it uses less digits than its factorization.

3222356256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414 (or 397 counting only the distinct ones).

The product of its digits is 129600, while the sum is 36.

The square root of 3222356256 is about 56765.8018176437. The cubic root of 3222356256 is about 1477.0363532709.

Adding to 3222356256 its reverse (6526532223), we get a palindrome (9748888479).

The spelling of 3222356256 in words is "three billion, two hundred twenty-two million, three hundred fifty-six thousand, two hundred fifty-six".