205885085 has 8 divisors (see below), whose sum is σ = 282356736. Its totient is φ = 141178320.

The previous prime is 205885081. The next prime is 205885087. The reversal of 205885085 is 580588502.

205885085 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 205885085 - 2² = 205885081 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205885081) 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, 2941181 + ... + 2941250.

It is an arithmetic number, because the mean of its divisors is an integer number (35294592).

Almost surely, 2^205885085 is an apocalyptic number.

It is an amenable number.

205885085 is a deficient number, since it is larger than the sum of its proper divisors (76471651).

205885085 is an equidigital number, since it uses as much as digits as its factorization.

205885085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5882443.

The product of its (nonzero) digits is 128000, while the sum is 41.

The square root of 205885085 is about 14348.6962822411. The cubic root of 205885085 is about 590.4842189774.

The spelling of 205885085 in words is "two hundred five million, eight hundred eighty-five thousand, eighty-five".