206159 has 8 divisors (see below), whose sum is σ = 222768. Its totient is φ = 190080.
The previous prime is 206153. The next prime is 206177. The reversal of 206159 is 951602.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 206159 - 212 = 202063 is a prime.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 206159.
It is not an unprimeable number, because it can be changed into a prime (206153) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1049 + ... + 1229.
It is an arithmetic number, because the mean of its divisors is an integer number (27846).
2206159 is an apocalyptic number.
206159 is a deficient number, since it is larger than the sum of its proper divisors (16609).
206159 is a wasteful number, since it uses less digits than its factorization.
206159 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 265.
The product of its (nonzero) digits is 540, while the sum is 23.
The square root of 206159 is about 454.0473543586. The cubic root of 206159 is about 59.0745968242.
The spelling of 206159 in words is "two hundred six thousand, one hundred fifty-nine".
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