205196 has 12 divisors (see below), whose sum is σ = 367752. Its totient is φ = 100128.

The previous prime is 205187. The next prime is 205201. The reversal of 205196 is 691502.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable 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, 425 + ... + 768.

It is an arithmetic number, because the mean of its divisors is an integer number (30646).

2²⁰⁵¹⁹⁶ is an apocalyptic number.

It is an amenable number.

205196 is a deficient number, since it is larger than the sum of its proper divisors (162556).

205196 is a wasteful number, since it uses less digits than its factorization.

205196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240 (or 1238 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 205196 is about 452.9856509869. The cubic root of 205196 is about 58.9824710926.

Adding to 205196 its reverse (691502), we get a palindrome (896698).

The spelling of 205196 in words is "two hundred five thousand, one hundred ninety-six".