22134434 has 16 divisors (see below), whose sum is σ = 39169536. Its totient is φ = 9180000.

The previous prime is 22134419. The next prime is 22134439. The reversal of 22134434 is 43443122.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22134439) 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 7 ways as a sum of consecutive naturals, for example, 25067 + ... + 25934.

It is an arithmetic number, because the mean of its divisors is an integer number (2448096).

Almost surely, 2^22134434 is an apocalyptic number.

22134434 is a deficient number, since it is larger than the sum of its proper divisors (17035102).

22134434 is a wasteful number, since it uses less digits than its factorization.

22134434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51041.

The product of its digits is 2304, while the sum is 23.

The square root of 22134434 is about 4704.7246465654. The cubic root of 22134434 is about 280.7735159125.

Adding to 22134434 its reverse (43443122), we get a palindrome (65577556).

The spelling of 22134434 in words is "twenty-two million, one hundred thirty-four thousand, four hundred thirty-four".