22745032 has 16 divisors (see below), whose sum is σ = 42698700. Its totient is φ = 11358720.

The previous prime is 22745027. The next prime is 22745053. The reversal of 22745032 is 23054722.

It can be written as a sum of positive squares in 2 ways, for example, as 22714756 + 30276 = 4766^2 + 174^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22744988 and 22745006.

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 3 ways as a sum of consecutive naturals, for example, 9844 + ... + 11932.

Almost surely, 2^22745032 is an apocalyptic number.

It is an amenable number.

22745032 is a deficient number, since it is larger than the sum of its proper divisors (19953668).

22745032 is a wasteful number, since it uses less digits than its factorization.

22745032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3456 (or 3452 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 22745032 is about 4769.1751907432. The cubic root of 22745032 is about 283.3319283283.

Adding to 22745032 its reverse (23054722), we get a palindrome (45799754).

The spelling of 22745032 in words is "twenty-two million, seven hundred forty-five thousand, thirty-two".