22243254 has 32 divisors (see below), whose sum is σ = 50644224. Its totient is φ = 6446880.

The previous prime is 22243229. The next prime is 22243283. The reversal of 22243254 is 45234222.

It is a happy number.

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, 5809 + ... + 8844.

It is an arithmetic number, because the mean of its divisors is an integer number (1582632).

Almost surely, 2^22243254 is an apocalyptic number.

22243254 is an abundant number, since it is smaller than the sum of its proper divisors (28400970).

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

22243254 is a wasteful number, since it uses less digits than its factorization.

22243254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14692.

The product of its digits is 3840, while the sum is 24.

The square root of 22243254 is about 4716.2754372492. The cubic root of 22243254 is about 281.2328882429.

Adding to 22243254 its reverse (45234222), we get a palindrome (67477476).

The spelling of 22243254 in words is "twenty-two million, two hundred forty-three thousand, two hundred fifty-four".