205934 has 4 divisors (see below), whose sum is σ = 308904. Its totient is φ = 102966.

The previous prime is 205913. The next prime is 205937. The reversal of 205934 is 439502.

205934 = 261² + 262² + 263².

205934 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51482 + ... + 51485.

It is an arithmetic number, because the mean of its divisors is an integer number (77226).

2²⁰⁵⁹³⁴ is an apocalyptic number.

205934 is a deficient number, since it is larger than the sum of its proper divisors (102970).

205934 is a wasteful number, since it uses less digits than its factorization.

205934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102969.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 205934 is about 453.7995152047. The cubic root of 205934 is about 59.0530978473.

The spelling of 205934 in words is "two hundred five thousand, nine hundred thirty-four".