116566 has 8 divisors (see below), whose sum is σ = 176400. Its totient is φ = 57768.

The previous prime is 116549. The next prime is 116579. The reversal of 116566 is 665611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 116566.

It is a congruent number.

It is an unprimeable number.

116566 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160 + ... + 508.

It is an arithmetic number, because the mean of its divisors is an integer number (22050).

2¹¹⁶⁵⁶⁶ is an apocalyptic number.

116566 is a deficient number, since it is larger than the sum of its proper divisors (59834).

116566 is a wasteful number, since it uses less digits than its factorization.

116566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518.

The product of its digits is 1080, while the sum is 25.

The square root of 116566 is about 341.4176328194. The cubic root of 116566 is about 48.8491822532.

It can be divided in two parts, 116 and 566, that multiplied together give a palindrome (65656).

The spelling of 116566 in words is "one hundred sixteen thousand, five hundred sixty-six".