3220440626 has 32 divisors (see below), whose sum is σ = 5287826880. Its totient is φ = 1461974976.

The previous prime is 3220440623. The next prime is 3220440661. The reversal of 3220440626 is 6260440223.

It is not an unprimeable number, because it can be changed into a prime (3220440623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1931045 + ... + 1932711.

It is an arithmetic number, because the mean of its divisors is an integer number (165244590).

Almost surely, 2^3220440626 is an apocalyptic number.

3220440626 is a deficient number, since it is larger than the sum of its proper divisors (2067386254).

3220440626 is a wasteful number, since it uses less digits than its factorization.

3220440626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2858.

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 3220440626 is about 56748.9262101055. The cubic root of 3220440626 is about 1476.7436051703.

Adding to 3220440626 its reverse (6260440223), we get a palindrome (9480880849).

The spelling of 3220440626 in words is "three billion, two hundred twenty million, four hundred forty thousand, six hundred twenty-six".