22224630 has 32 divisors (see below), whose sum is σ = 53607168. Its totient is φ = 5896800.

The previous prime is 22224617. The next prime is 22224667. The reversal of 22224630 is 3642222.

It is a junction number, because it is equal to n+sod(n) for n = 22224597 and 22224606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4575 + ... + 8085.

It is an arithmetic number, because the mean of its divisors is an integer number (1675224).

Almost surely, 2^22224630 is an apocalyptic number.

22224630 is an abundant number, since it is smaller than the sum of its proper divisors (31382538).

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

22224630 is a wasteful number, since it uses less digits than its factorization.

22224630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3732.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 22224630 is about 4714.3005843921. The cubic root of 22224630 is about 281.1543753927.

Adding to 22224630 its reverse (3642222), we get a palindrome (25866852).

The spelling of 22224630 in words is "twenty-two million, two hundred twenty-four thousand, six hundred thirty".