22244824 has 24 divisors (see below), whose sum is σ = 48519540. Its totient is φ = 9533328.

The previous prime is 22244777. The next prime is 22244851. The reversal of 22244824 is 42844222.

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

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

It is a junction number, because it is equal to n+sod(n) for n = 22244792 and 22244801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27982 + ... + 28765.

Almost surely, 2^22244824 is an apocalyptic number.

It is an amenable number.

22244824 is an abundant number, since it is smaller than the sum of its proper divisors (26274716).

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

22244824 is a wasteful number, since it uses less digits than its factorization.

22244824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56767 (or 56756 counting only the distinct ones).

The product of its digits is 8192, while the sum is 28.

The square root of 22244824 is about 4716.4418792136. The cubic root of 22244824 is about 281.2395048594.

The spelling of 22244824 in words is "twenty-two million, two hundred forty-four thousand, eight hundred twenty-four".