3221444002 has 32 divisors (see below), whose sum is σ = 5899122432. Its totient is φ = 1287896064.

The previous prime is 3221443993. The next prime is 3221444003. The reversal of 3221444002 is 2004441223.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3221444003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32998 + ... + 86785.

It is an arithmetic number, because the mean of its divisors is an integer number (184347576).

Almost surely, 2^3221444002 is an apocalyptic number.

3221444002 is a deficient number, since it is larger than the sum of its proper divisors (2677678430).

3221444002 is a wasteful number, since it uses less digits than its factorization.

3221444002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119922.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 3221444002 is about 56757.7660060718. The cubic root of 3221444002 is about 1476.8969563630.

Adding to 3221444002 its reverse (2004441223), we get a palindrome (5225885225).

The spelling of 3221444002 in words is "three billion, two hundred twenty-one million, four hundred forty-four thousand, two".