22545352 has 16 divisors (see below), whose sum is σ = 43070940. Its totient is φ = 11059776.

The previous prime is 22545337. The next prime is 22545353. The reversal of 22545352 is 25354522.

It can be written as a sum of positive squares in 2 ways, for example, as 21958596 + 586756 = 4686^2 + 766^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22545352.

It is not an unprimeable number, because it can be changed into a prime (22545353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26163 + ... + 27010.

Almost surely, 2^22545352 is an apocalyptic number.

It is an amenable number.

22545352 is a deficient number, since it is larger than the sum of its proper divisors (20525588).

22545352 is a wasteful number, since it uses less digits than its factorization.

22545352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53232 (or 53228 counting only the distinct ones).

The product of its digits is 12000, while the sum is 28.

The square root of 22545352 is about 4748.1946042680. The cubic root of 22545352 is about 282.5003607691.

Adding to 22545352 its reverse (25354522), we get a palindrome (47899874).

The spelling of 22545352 in words is "twenty-two million, five hundred forty-five thousand, three hundred fifty-two".