22326563 has 8 divisors (see below), whose sum is σ = 25651200. Its totient is φ = 19035720.

The previous prime is 22326553. The next prime is 22326581. The reversal of 22326563 is 36562322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22326563 - 2⁴ = 22326547 is a prime.

It is a super-3 number, since 3×22326563³ (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22326523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7013 + ... + 9686.

It is an arithmetic number, because the mean of its divisors is an integer number (3206400).

Almost surely, 2^22326563 is an apocalyptic number.

22326563 is a deficient number, since it is larger than the sum of its proper divisors (3324637).

22326563 is a wasteful number, since it uses less digits than its factorization.

22326563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16897.

The product of its digits is 12960, while the sum is 29.

The square root of 22326563 is about 4725.0992582167. The cubic root of 22326563 is about 281.5835569759.

Adding to 22326563 its reverse (36562322), we get a palindrome (58888885).

The spelling of 22326563 in words is "twenty-two million, three hundred twenty-six thousand, five hundred sixty-three".