4544431222 has 16 divisors (see below), whose sum is σ = 7079685120. Its totient is φ = 2186175208.

The previous prime is 4544431217. The next prime is 4544431237. The reversal of 4544431222 is 2221344454.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 404158 + ... + 415249.

It is an arithmetic number, because the mean of its divisors is an integer number (442480320).

Almost surely, 2^4544431222 is an apocalyptic number.

4544431222 is a deficient number, since it is larger than the sum of its proper divisors (2535253898).

4544431222 is a wasteful number, since it uses less digits than its factorization.

4544431222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 819515.

The product of its digits is 30720, while the sum is 31.

The square root of 4544431222 is about 67412.3966492811. The cubic root of 4544431222 is about 1656.3794928217.

Adding to 4544431222 its reverse (2221344454), we get a palindrome (6765775676).

The spelling of 4544431222 in words is "four billion, five hundred forty-four million, four hundred thirty-one thousand, two hundred twenty-two".