1444004422 has 12 divisors (see below), whose sum is σ = 2519640540. Its totient is φ = 618858996.

The previous prime is 1444004407. The next prime is 1444004437. The reversal of 1444004422 is 2244004441.

It is an interprime number because it is at equal distance from previous prime (1444004407) and next prime (1444004437).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7367272 + ... + 7367467.

It is an arithmetic number, because the mean of its divisors is an integer number (209970045).

Almost surely, 2^1444004422 is an apocalyptic number.

1444004422 is a deficient number, since it is larger than the sum of its proper divisors (1075636118).

1444004422 is a wasteful number, since it uses less digits than its factorization.

1444004422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14734755 (or 14734748 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 25.

The square root of 1444004422 is about 38000.0581841660. The cubic root of 1444004422 is about 1130.2890173612.

Adding to 1444004422 its reverse (2244004441), we get a palindrome (3688008863).

The spelling of 1444004422 in words is "one billion, four hundred forty-four million, four thousand, four hundred twenty-two".