23004563 has 8 divisors (see below), whose sum is σ = 23620800. Its totient is φ = 22396608.

The previous prime is 23004551. The next prime is 23004571. The reversal of 23004563 is 36540032.

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 23004563 - 2¹⁴ = 22988179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23004523) 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 7 ways as a sum of consecutive naturals, for example, 3773 + ... + 7761.

It is an arithmetic number, because the mean of its divisors is an integer number (2952600).

Almost surely, 2^23004563 is an apocalyptic number.

23004563 is a deficient number, since it is larger than the sum of its proper divisors (616237).

23004563 is an equidigital number, since it uses as much as digits as its factorization.

23004563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4141.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 23004563 is about 4796.3072253558. The cubic root of 23004563 is about 284.4055033576.

Adding to 23004563 its reverse (36540032), we get a palindrome (59544595).

The spelling of 23004563 in words is "twenty-three million, four thousand, five hundred sixty-three".