22134412 has 12 divisors (see below), whose sum is σ = 39091360. Its totient is φ = 10965456.

The previous prime is 22134407. The next prime is 22134419. The reversal of 22134412 is 21443122.

It is a self number, because there is not a number n which added to its sum of digits gives 22134412.

It is not an unprimeable number, because it can be changed into a prime (22134419) 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, 24948 + ... + 25819.

Almost surely, 2^22134412 is an apocalyptic number.

It is an amenable number.

22134412 is a deficient number, since it is larger than the sum of its proper divisors (16956948).

22134412 is a wasteful number, since it uses less digits than its factorization.

22134412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50880 (or 50878 counting only the distinct ones).

The product of its digits is 384, while the sum is 19.

The square root of 22134412 is about 4704.7223084896. The cubic root of 22134412 is about 280.7734228897.

Adding to 22134412 its reverse (21443122), we get a palindrome (43577534).

The spelling of 22134412 in words is "twenty-two million, one hundred thirty-four thousand, four hundred twelve".