22522342 has 4 divisors (see below), whose sum is σ = 33783516. Its totient is φ = 11261170.

The previous prime is 22522327. The next prime is 22522349. The reversal of 22522342 is 24322522.

It is a happy number.

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

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22522349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5630584 + ... + 5630587.

It is an arithmetic number, because the mean of its divisors is an integer number (8445879).

Almost surely, 2^22522342 is an apocalyptic number.

22522342 is a deficient number, since it is larger than the sum of its proper divisors (11261174).

22522342 is a wasteful number, since it uses less digits than its factorization.

22522342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11261173.

The product of its digits is 1920, while the sum is 22.

The square root of 22522342 is about 4745.7709594965. The cubic root of 22522342 is about 282.4042205390.

Adding to 22522342 its reverse (24322522), we get a palindrome (46844864).

The spelling of 22522342 in words is "twenty-two million, five hundred twenty-two thousand, three hundred forty-two".