14566 has 4 divisors (see below), whose sum is σ = 21852. Its totient is φ = 7282.

The previous prime is 14563. The next prime is 14591. The reversal of 14566 is 66541.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 10.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3640 + ... + 3643.

It is an arithmetic number, because the mean of its divisors is an integer number (5463).

2¹⁴⁵⁶⁶ is an apocalyptic number.

14566 is a deficient number, since it is larger than the sum of its proper divisors (7286).

14566 is an equidigital number, since it uses as much as digits as its factorization.

14566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7285.

The product of its digits is 720, while the sum is 22.

The square root of 14566 is about 120.6896847291. The cubic root of 14566 is about 24.4219367353.

The spelling of 14566 in words is "fourteen thousand, five hundred sixty-six".