3224221256 has 32 divisors (see below), whose sum is σ = 6115776480. Its totient is φ = 1593446400.

The previous prime is 3224221243. The next prime is 3224221277. The reversal of 3224221256 is 6521224223.

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 7 ways as a sum of consecutive naturals, for example, 263351 + ... + 275321.

It is an arithmetic number, because the mean of its divisors is an integer number (191118015).

Almost surely, 2^3224221256 is an apocalyptic number.

It is an amenable number.

3224221256 is a deficient number, since it is larger than the sum of its proper divisors (2891555224).

3224221256 is a wasteful number, since it uses less digits than its factorization.

3224221256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12365 (or 12361 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 3224221256 is about 56782.2265854378. The cubic root of 3224221256 is about 1477.3212526128.

Adding to 3224221256 its reverse (6521224223), we get a palindrome (9745445479).

The spelling of 3224221256 in words is "three billion, two hundred twenty-four million, two hundred twenty-one thousand, two hundred fifty-six".