22424242204 has 72 divisors (see below), whose sum is σ = 49250421360. Its totient is φ = 8854965504.

The previous prime is 22424242189. The next prime is 22424242213. The reversal of 22424242204 is 40224242422.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1442079 + ... + 1457545.

It is an arithmetic number, because the mean of its divisors is an integer number (684033630).

Almost surely, 2^22424242204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22424242204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24625210680).

22424242204 is an abundant number, since it is smaller than the sum of its proper divisors (26826179156).

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

22424242204 is a wasteful number, since it uses less digits than its factorization.

22424242204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16067 (or 16058 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 22424242204 its reverse (40224242422), we get a palindrome (62648484626).

It can be divided in two parts, 22424 and 242204, that added together give a triangular number (264628 = T₇₂₇).

The spelling of 22424242204 in words is "twenty-two billion, four hundred twenty-four million, two hundred forty-two thousand, two hundred four".