22434422 has 4 divisors (see below), whose sum is σ = 33651636. Its totient is φ = 11217210.

The previous prime is 22434413. The next prime is 22434431. The reversal of 22434422 is 22443422.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (22434413) and next prime (22434431).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5608604 + ... + 5608607.

It is an arithmetic number, because the mean of its divisors is an integer number (8412909).

Almost surely, 2^22434422 is an apocalyptic number.

22434422 is a deficient number, since it is larger than the sum of its proper divisors (11217214).

22434422 is a wasteful number, since it uses less digits than its factorization.

22434422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11217213.

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

The square root of 22434422 is about 4736.4989179773. The cubic root of 22434422 is about 282.0362694996.

Adding to 22434422 its reverse (22443422), we get a palindrome (44877844).

The spelling of 22434422 in words is "twenty-two million, four hundred thirty-four thousand, four hundred twenty-two".