44566 has 4 divisors (see below), whose sum is σ = 66852. Its totient is φ = 22282.

The previous prime is 44563. The next prime is 44579. The reversal of 44566 is 66544.

It is a happy number.

44566 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×44566² = 3972256712, which contains 22 as substring.

It is a plaindrome in base 10.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 44566.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44563) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11140 + ... + 11143.

It is an arithmetic number, because the mean of its divisors is an integer number (16713).

2⁴⁴⁵⁶⁶ is an apocalyptic number.

44566 is a deficient number, since it is larger than the sum of its proper divisors (22286).

44566 is a wasteful number, since it uses less digits than its factorization.

44566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22285.

The product of its digits is 2880, while the sum is 25.

The square root of 44566 is about 211.1066081391. The cubic root of 44566 is about 35.4542159235.

The spelling of 44566 in words is "forty-four thousand, five hundred sixty-six".