200085565 has 4 divisors (see below), whose sum is σ = 240102684. Its totient is φ = 160068448.

The previous prime is 200085541. The next prime is 200085569. The reversal of 200085565 is 565580002.

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

It can be written as a sum of positive squares in 2 ways, for example, as 67996516 + 132089049 = 8246^2 + 11493^2 .

It is a cyclic number.

It is not a de Polignac number, because 200085565 - 2⁷ = 200085437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200085569) 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, 20008552 + ... + 20008561.

It is an arithmetic number, because the mean of its divisors is an integer number (60025671).

Almost surely, 2^200085565 is an apocalyptic number.

It is an amenable number.

200085565 is a deficient number, since it is larger than the sum of its proper divisors (40017119).

200085565 is an equidigital number, since it uses as much as digits as its factorization.

200085565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40017118.

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 200085565 is about 14145.1604798249. The cubic root of 200085565 is about 584.8869336114.

The spelling of 200085565 in words is "two hundred million, eighty-five thousand, five hundred sixty-five".