22624227 has 6 divisors (see below), whose sum is σ = 32679452. Its totient is φ = 15082812.

The previous prime is 22624211. The next prime is 22624243. The reversal of 22624227 is 72242622.

It is an interprime number because it is at equal distance from previous prime (22624211) and next prime (22624243).

It is not a de Polignac number, because 22624227 - 2⁴ = 22624211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22624227.

It is not an unprimeable number, because it can be changed into a prime (22624247) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1256893 + ... + 1256910.

Almost surely, 2^22624227 is an apocalyptic number.

22624227 is a deficient number, since it is larger than the sum of its proper divisors (10055225).

22624227 is a wasteful number, since it uses less digits than its factorization.

22624227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2513809 (or 2513806 counting only the distinct ones).

The product of its digits is 5376, while the sum is 27.

The square root of 22624227 is about 4756.4931409600. The cubic root of 22624227 is about 282.8294201917.

Adding to 22624227 its reverse (72242622), we get a palindrome (94866849).

The spelling of 22624227 in words is "twenty-two million, six hundred twenty-four thousand, two hundred twenty-seven".