22344522 has 32 divisors (see below), whose sum is σ = 46194624. Its totient is φ = 7200000.

The previous prime is 22344499. The next prime is 22344541. The reversal of 22344522 is 22544322.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22344492 and 22344501.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 55522 + ... + 55922.

It is an arithmetic number, because the mean of its divisors is an integer number (1443582).

Almost surely, 2^22344522 is an apocalyptic number.

22344522 is an abundant number, since it is smaller than the sum of its proper divisors (23850102).

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

22344522 is a wasteful number, since it uses less digits than its factorization.

22344522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694.

The product of its digits is 3840, while the sum is 24.

The square root of 22344522 is about 4726.9992595726. Note that the first 3 decimals coincide. The cubic root of 22344522 is about 281.6590366306.

Adding to 22344522 its reverse (22544322), we get a palindrome (44888844).

The spelling of 22344522 in words is "twenty-two million, three hundred forty-four thousand, five hundred twenty-two".