22573245 has 16 divisors (see below), whose sum is σ = 36305280. Its totient is φ = 11976384.

The previous prime is 22573241. The next prime is 22573249. The reversal of 22573245 is 54237522.

It is an interprime number because it is at equal distance from previous prime (22573241) and next prime (22573249).

It is not a de Polignac number, because 22573245 - 2² = 22573241 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22573241) by changing a digit.

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, 865 + ... + 6774.

It is an arithmetic number, because the mean of its divisors is an integer number (2269080).

Almost surely, 2^22573245 is an apocalyptic number.

It is an amenable number.

22573245 is a deficient number, since it is larger than the sum of its proper divisors (13732035).

22573245 is a wasteful number, since it uses less digits than its factorization.

22573245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7844.

The product of its digits is 16800, while the sum is 30.

The square root of 22573245 is about 4751.1309180026. The cubic root of 22573245 is about 282.6168154480.

The spelling of 22573245 in words is "twenty-two million, five hundred seventy-three thousand, two hundred forty-five".