3221444412 has 24 divisors (see below), whose sum is σ = 8351893200. Its totient is φ = 1073814768.

The previous prime is 3221444363. The next prime is 3221444431. The reversal of 3221444412 is 2144441223.

3221444412 is a `hidden beast` number, since 3 + 2 + 214 + 4 + 441 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

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, 14913987 + ... + 14914202.

It is an arithmetic number, because the mean of its divisors is an integer number (347995550).

Almost surely, 2^3221444412 is an apocalyptic number.

It is an amenable number.

3221444412 is an abundant number, since it is smaller than the sum of its proper divisors (5130448788).

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

3221444412 is a wasteful number, since it uses less digits than its factorization.

3221444412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29828202 (or 29828194 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

The square root of 3221444412 is about 56757.7696179122. The cubic root of 3221444412 is about 1476.8970190189.

Adding to 3221444412 its reverse (2144441223), we get a palindrome (5365885635).

The spelling of 3221444412 in words is "three billion, two hundred twenty-one million, four hundred forty-four thousand, four hundred twelve".