22233522 has 16 divisors (see below), whose sum is σ = 45669312. Its totient is φ = 7210800.

The previous prime is 22233511. The next prime is 22233527. The reversal of 22233522 is 22533222.

It is not an unprimeable number, because it can be changed into a prime (22233527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49854 + ... + 50297.

It is an arithmetic number, because the mean of its divisors is an integer number (2854332).

Almost surely, 2^22233522 is an apocalyptic number.

22233522 is an abundant number, since it is smaller than the sum of its proper divisors (23435790).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22233522 is a wasteful number, since it uses less digits than its factorization.

22233522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100193.

The product of its digits is 1440, while the sum is 21.

The square root of 22233522 is about 4715.2435780138. The cubic root of 22233522 is about 281.1918667009.

Adding to 22233522 its reverse (22533222), we get a palindrome (44766744).

The spelling of 22233522 in words is "twenty-two million, two hundred thirty-three thousand, five hundred twenty-two".