22440024224 has 24 divisors (see below), whose sum is σ = 45256331988. Its totient is φ = 10946352640.

The previous prime is 22440024179. The next prime is 22440024241. The reversal of 22440024224 is 42242004422.

It can be written as a sum of positive squares in 2 ways, for example, as 15959774224 + 6480250000 = 126332^2 + 80500^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22440024193 and 22440024202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8550527 + ... + 8553150.

Almost surely, 2^22440024224 is an apocalyptic number.

It is an amenable number.

22440024224 is an abundant number, since it is smaller than the sum of its proper divisors (22816307764).

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

22440024224 is a wasteful number, since it uses less digits than its factorization.

22440024224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17103728 (or 17103720 counting only the distinct ones).

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

Adding to 22440024224 its reverse (42242004422), we get a palindrome (64682028646).

The spelling of 22440024224 in words is "twenty-two billion, four hundred forty million, twenty-four thousand, two hundred twenty-four".