22024212 has 24 divisors (see below), whose sum is σ = 58731456. Its totient is φ = 6292608.

The previous prime is 22024199. The next prime is 22024259. The reversal of 22024212 is 21242022.

It is a junction number, because it is equal to n+sod(n) for n = 22024191 and 22024200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131013 + ... + 131180.

It is an arithmetic number, because the mean of its divisors is an integer number (2447144).

Almost surely, 2^22024212 is an apocalyptic number.

It is an amenable number.

22024212 is an abundant number, since it is smaller than the sum of its proper divisors (36707244).

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

22024212 is a wasteful number, since it uses less digits than its factorization.

22024212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262207 (or 262205 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 22024212 is about 4692.9960579570. The cubic root of 22024212 is about 280.3066877676.

Adding to 22024212 its reverse (21242022), we get a palindrome (43266234).

The spelling of 22024212 in words is "twenty-two million, twenty-four thousand, two hundred twelve".