206343 has 12 divisors (see below), whose sum is σ = 302328. Its totient is φ = 135600.

The previous prime is 206341. The next prime is 206347. The reversal of 206343 is 343602.

It is not a de Polignac number, because 206343 - 2¹ = 206341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 796 + ... + 1022.

It is an arithmetic number, because the mean of its divisors is an integer number (25194).

2²⁰⁶³⁴³ is an apocalyptic number.

206343 is a deficient number, since it is larger than the sum of its proper divisors (95985).

206343 is a wasteful number, since it uses less digits than its factorization.

206343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334 (or 331 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 206343 is about 454.2499312053. The cubic root of 206343 is about 59.0921665861.

Adding to 206343 its reverse (343602), we get a palindrome (549945).

The spelling of 206343 in words is "two hundred six thousand, three hundred forty-three".