4420220444 has 12 divisors (see below), whose sum is σ = 7828583784. Its totient is φ = 2183482224.

The previous prime is 4420220443. The next prime is 4420220449. The reversal of 4420220444 is 4440220244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4420220443) 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 3 ways as a sum of consecutive naturals, for example, 6656627 + ... + 6657290.

It is an arithmetic number, because the mean of its divisors is an integer number (652381982).

Almost surely, 2^4420220444 is an apocalyptic number.

It is an amenable number.

4420220444 is a deficient number, since it is larger than the sum of its proper divisors (3408363340).

4420220444 is a wasteful number, since it uses less digits than its factorization.

4420220444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13314004 (or 13314002 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

The square root of 4420220444 is about 66484.7384292064. The cubic root of 4420220444 is about 1641.1488633551.

Adding to 4420220444 its reverse (4440220244), we get a palindrome (8860440688).

It can be divided in two parts, 44202 and 20444, that added together give a palindrome (64646).

The spelling of 4420220444 in words is "four billion, four hundred twenty million, two hundred twenty thousand, four hundred forty-four".