22196824 has 32 divisors (see below), whose sum is σ = 45677520. Its totient is φ = 10048896.

The previous prime is 22196819. The next prime is 22196827. The reversal of 22196824 is 42869122.

It is a self number, because there is not a number n which added to its sum of digits gives 22196824.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22196827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3499 + ... + 7525.

Almost surely, 2^22196824 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 22196824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22838760).

22196824 is an abundant number, since it is smaller than the sum of its proper divisors (23480696).

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

22196824 is a wasteful number, since it uses less digits than its factorization.

22196824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4099 (or 4095 counting only the distinct ones).

The product of its digits is 13824, while the sum is 34.

The square root of 22196824 is about 4711.3505494709. The cubic root of 22196824 is about 281.0370724845.

The spelling of 22196824 in words is "twenty-two million, one hundred ninety-six thousand, eight hundred twenty-four".