22034224 has 20 divisors (see below), whose sum is σ = 44938840. Its totient is φ = 10437120.

The previous prime is 22034213. The next prime is 22034239. The reversal of 22034224 is 42243022.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35937 + ... + 36544.

It is an arithmetic number, because the mean of its divisors is an integer number (2246942).

Almost surely, 2^22034224 is an apocalyptic number.

It is an amenable number.

22034224 is an abundant number, since it is smaller than the sum of its proper divisors (22904616).

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

22034224 is a wasteful number, since it uses less digits than its factorization.

22034224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72508 (or 72502 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 22034224 is about 4694.0626327308. The cubic root of 22034224 is about 280.3491562626.

Adding to 22034224 its reverse (42243022), we get a palindrome (64277246).

The spelling of 22034224 in words is "twenty-two million, thirty-four thousand, two hundred twenty-four".