23066563 has 8 divisors (see below), whose sum is σ = 24879456. Its totient is φ = 21259200.

The previous prime is 23066557. The next prime is 23066587. The reversal of 23066563 is 36566032.

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 23066563 - 2⁹ = 23066051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23066063) 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, 12543 + ... + 14263.

It is an arithmetic number, because the mean of its divisors is an integer number (3109932).

Almost surely, 2^23066563 is an apocalyptic number.

23066563 is a deficient number, since it is larger than the sum of its proper divisors (1812893).

23066563 is a wasteful number, since it uses less digits than its factorization.

23066563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2765.

The product of its (nonzero) digits is 19440, while the sum is 31.

The square root of 23066563 is about 4802.7661821080. The cubic root of 23066563 is about 284.6607762464.

The spelling of 23066563 in words is "twenty-three million, sixty-six thousand, five hundred sixty-three".