22563303 has 32 divisors (see below), whose sum is σ = 35896320. Its totient is φ = 12337920.

The previous prime is 22563293. The next prime is 22563323. The reversal of 22563303 is 30336522.

It is not a de Polignac number, because 22563303 - 2⁴ = 22563287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22563323) 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 31 ways as a sum of consecutive naturals, for example, 54963 + ... + 55371.

It is an arithmetic number, because the mean of its divisors is an integer number (1121760).

Almost surely, 2^22563303 is an apocalyptic number.

22563303 is a deficient number, since it is larger than the sum of its proper divisors (13333017).

22563303 is a wasteful number, since it uses less digits than its factorization.

22563303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527.

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 22563303 is about 4750.0845255637. The cubic root of 22563303 is about 282.5753181063.

Adding to 22563303 its reverse (30336522), we get a palindrome (52899825).

The spelling of 22563303 in words is "twenty-two million, five hundred sixty-three thousand, three hundred three".