22604824 has 16 divisors (see below), whose sum is σ = 46237320. Its totient is φ = 10274880.

The previous prime is 22604821. The next prime is 22604861. The reversal of 22604824 is 42840622.

It is a junction number, because it is equal to n+sod(n) for n = 22604792 and 22604801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22604821) 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 3 ways as a sum of consecutive naturals, for example, 128349 + ... + 128524.

Almost surely, 2^22604824 is an apocalyptic number.

It is an amenable number.

22604824 is an abundant number, since it is smaller than the sum of its proper divisors (23632496).

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

22604824 is a wasteful number, since it uses less digits than its factorization.

22604824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256890 (or 256886 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 22604824 is about 4754.4530705434. The cubic root of 22604824 is about 282.7485436343.

The spelling of 22604824 in words is "twenty-two million, six hundred four thousand, eight hundred twenty-four".