22432244 has 12 divisors (see below), whose sum is σ = 39729984. Its totient is φ = 11080824.

The previous prime is 22432219. The next prime is 22432247. The reversal of 22432244 is 44223422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22432247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33452 + ... + 34115.

It is an arithmetic number, because the mean of its divisors is an integer number (3310832).

Almost surely, 2^22432244 is an apocalyptic number.

It is an amenable number.

22432244 is a deficient number, since it is larger than the sum of its proper divisors (17297740).

22432244 is a wasteful number, since it uses less digits than its factorization.

22432244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67654 (or 67652 counting only the distinct ones).

The product of its digits is 3072, while the sum is 23.

The square root of 22432244 is about 4736.2689957392. The cubic root of 22432244 is about 282.0271422327.

Adding to 22432244 its reverse (44223422), we get a palindrome (66655666).

The spelling of 22432244 in words is "twenty-two million, four hundred thirty-two thousand, two hundred forty-four".