22224242196 has 72 divisors (see below), whose sum is σ = 60566897664. Its totient is φ = 6830591040.

The previous prime is 22224242113. The next prime is 22224242197. The reversal of 22224242196 is 69124242222.

22224242196 is a `hidden beast` number, since 2 + 2 + 224 + 2 + 421 + 9 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 22224242196.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22224242197) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 400285 + ... + 452411.

It is an arithmetic number, because the mean of its divisors is an integer number (841206912).

Almost surely, 2^22224242196 is an apocalyptic number.

22224242196 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22224242196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30283448832).

22224242196 is an abundant number, since it is smaller than the sum of its proper divisors (38342655468).

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

22224242196 is a wasteful number, since it uses less digits than its factorization.

22224242196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53061 (or 53056 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The spelling of 22224242196 in words is "twenty-two billion, two hundred twenty-four million, two hundred forty-two thousand, one hundred ninety-six".