22424004444 has 24 divisors (see below), whose sum is σ = 52330517008. Its totient is φ = 7473548160.

The previous prime is 22424004437. The next prime is 22424004451. The reversal of 22424004444 is 44440042422.

It is an interprime number because it is at equal distance from previous prime (22424004437) and next prime (22424004451).

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, 54487 + ... + 218670.

Almost surely, 2^22424004444 is an apocalyptic number.

It is an amenable number.

22424004444 is an abundant number, since it is smaller than the sum of its proper divisors (29906512564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22424004444 is a wasteful number, since it uses less digits than its factorization.

22424004444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280005 (or 280003 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 22424004444 its reverse (44440042422), we get a palindrome (66864046866).

The spelling of 22424004444 in words is "twenty-two billion, four hundred twenty-four million, four thousand, four hundred forty-four".