1444424422 has 16 divisors (see below), whose sum is σ = 2606480640. Its totient is φ = 586457928.

The previous prime is 1444424419. The next prime is 1444424437. The reversal of 1444424422 is 2244244441.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2714818 + ... + 2715349.

It is an arithmetic number, because the mean of its divisors is an integer number (162905040).

Almost surely, 2^1444424422 is an apocalyptic number.

1444424422 is a deficient number, since it is larger than the sum of its proper divisors (1162056218).

1444424422 is a wasteful number, since it uses less digits than its factorization.

1444424422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5430195.

The product of its digits is 32768, while the sum is 31.

The square root of 1444424422 is about 38005.5840897098. The cubic root of 1444424422 is about 1130.3985912106.

Adding to 1444424422 its reverse (2244244441), we get a palindrome (3688668863).

The spelling of 1444424422 in words is "one billion, four hundred forty-four million, four hundred twenty-four thousand, four hundred twenty-two".