205335219 has 4 divisors (see below), whose sum is σ = 273780296. Its totient is φ = 136890144.

The previous prime is 205335187. The next prime is 205335233. The reversal of 205335219 is 912533502.

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

It is not a de Polignac number, because 205335219 - 2⁵ = 205335187 is a prime.

It is a super-2 number, since 2×205335219² = 84325104323555922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (205335619) 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, 34222534 + ... + 34222539.

It is an arithmetic number, because the mean of its divisors is an integer number (68445074).

Almost surely, 2^205335219 is an apocalyptic number.

205335219 is a deficient number, since it is larger than the sum of its proper divisors (68445077).

205335219 is an equidigital number, since it uses as much as digits as its factorization.

205335219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68445076.

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 205335219 is about 14329.5226368501. The cubic root of 205335219 is about 589.9580732440.

It can be divided in two parts, 20533 and 5219, that added together give a palindrome (25752).

The spelling of 205335219 in words is "two hundred five million, three hundred thirty-five thousand, two hundred nineteen".