50566 has 8 divisors (see below), whose sum is σ = 76824. Its totient is φ = 24960.

The previous prime is 50551. The next prime is 50581. The reversal of 50566 is 66505.

It is an interprime number because it is at equal distance from previous prime (50551) and next prime (50581).

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

It is an Ulam number.

It is a nialpdrome in base 15.

It is a congruent number.

It is an unprimeable number.

50566 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 3 ways as a sum of consecutive naturals, for example, 166 + ... + 358.

It is an arithmetic number, because the mean of its divisors is an integer number (9603).

2⁵⁰⁵⁶⁶ is an apocalyptic number.

50566 is a deficient number, since it is larger than the sum of its proper divisors (26258).

50566 is a wasteful number, since it uses less digits than its factorization.

50566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 50566 is about 224.8688506663. The cubic root of 50566 is about 36.9788045150.

It can be divided in two parts, 50 and 566, that added together give a palindrome (616).

The spelling of 50566 in words is "fifty thousand, five hundred sixty-six".