22134305 has 4 divisors (see below), whose sum is σ = 26561172. Its totient is φ = 17707440.

The previous prime is 22134283. The next prime is 22134313. The reversal of 22134305 is 50343122.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15864289 + 6270016 = 3983^2 + 2504^2 .

It is not a de Polignac number, because 22134305 - 2¹⁶ = 22068769 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2213426 + ... + 2213435.

It is an arithmetic number, because the mean of its divisors is an integer number (6640293).

Almost surely, 2^22134305 is an apocalyptic number.

It is an amenable number.

22134305 is a deficient number, since it is larger than the sum of its proper divisors (4426867).

22134305 is an equidigital number, since it uses as much as digits as its factorization.

22134305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4426866.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 22134305 is about 4704.7109369227. The cubic root of 22134305 is about 280.7729704599.

Adding to 22134305 its reverse (50343122), we get a palindrome (72477427).

The spelling of 22134305 in words is "twenty-two million, one hundred thirty-four thousand, three hundred five".