206056 has 16 divisors (see below), whose sum is σ = 396000. Its totient is φ = 100464.

The previous prime is 206051. The next prime is 206069. The reversal of 206056 is 650602.

It is not an unprimeable number, because it can be changed into a prime (206051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45 + ... + 643.

It is an arithmetic number, because the mean of its divisors is an integer number (24750).

2²⁰⁶⁰⁵⁶ is an apocalyptic number.

It is an amenable number.

206056 is a deficient number, since it is larger than the sum of its proper divisors (189944).

206056 is a wasteful number, since it uses less digits than its factorization.

206056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648 (or 644 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 206056 is about 453.9339158953. The cubic root of 206056 is about 59.0647570127.

Adding to 206056 its reverse (650602), we get a palindrome (856658).

It can be divided in two parts, 2060 and 56, that added together give a square (2116 = 46²).

The spelling of 206056 in words is "two hundred six thousand, fifty-six".