22234443 has 32 divisors (see below), whose sum is σ = 37366272. Its totient is φ = 11424000.

The previous prime is 22234417. The next prime is 22234451. The reversal of 22234443 is 34443222.

It is not a de Polignac number, because 22234443 - 2⁶ = 22234379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22234403) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22855 + ... + 23807.

It is an arithmetic number, because the mean of its divisors is an integer number (1167696).

Almost surely, 2^22234443 is an apocalyptic number.

22234443 is a deficient number, since it is larger than the sum of its proper divisors (15131829).

22234443 is a wasteful number, since it uses less digits than its factorization.

22234443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1075.

The product of its digits is 4608, while the sum is 24.

The square root of 22234443 is about 4715.3412389773. The cubic root of 22234443 is about 281.1957493387.

Adding to 22234443 its reverse (34443222), we get a palindrome (56677665).

It can be divided in two parts, 2223 and 4443, that multiplied together give a palindrome (9876789).

The spelling of 22234443 in words is "twenty-two million, two hundred thirty-four thousand, four hundred forty-three".