566145 has 24 divisors (see below), whose sum is σ = 1025856. Its totient is φ = 288288.

The previous prime is 566131. The next prime is 566149. The reversal of 566145 is 541665.

It is a happy number.

It is not a de Polignac number, because 566145 - 2⁸ = 565889 is a prime.

It is a super-2 number, since 2×566145² = 641040322050, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (566149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 762 + ... + 1308.

It is an arithmetic number, because the mean of its divisors is an integer number (42744).

2⁵⁶⁶¹⁴⁵ is an apocalyptic number.

It is an amenable number.

566145 is a deficient number, since it is larger than the sum of its proper divisors (459711).

566145 is a wasteful number, since it uses less digits than its factorization.

566145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581 (or 578 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 566145 is about 752.4260761032. The cubic root of 566145 is about 82.7261015375.

The spelling of 566145 in words is "five hundred sixty-six thousand, one hundred forty-five".