22548045 has 16 divisors (see below), whose sum is σ = 38852352. Its totient is φ = 11100480.

The previous prime is 22548037. The next prime is 22548047. The reversal of 22548045 is 54084522.

It is not a de Polignac number, because 22548045 - 2³ = 22548037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22548047) 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 15 ways as a sum of consecutive naturals, for example, 57621 + ... + 58010.

It is an arithmetic number, because the mean of its divisors is an integer number (2428272).

Almost surely, 2^22548045 is an apocalyptic number.

It is an amenable number.

22548045 is a deficient number, since it is larger than the sum of its proper divisors (16304307).

22548045 is a wasteful number, since it uses less digits than its factorization.

22548045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115652.

The product of its (nonzero) digits is 12800, while the sum is 30.

The square root of 22548045 is about 4748.4781772690. The cubic root of 22548045 is about 282.5116083673.

The spelling of 22548045 in words is "twenty-two million, five hundred forty-eight thousand, forty-five".