200085517 has 4 divisors (see below), whose sum is σ = 203071936. Its totient is φ = 197099100.

The previous prime is 200085511. The next prime is 200085541. The reversal of 200085517 is 715580002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200085517 is a prime.

It is a super-2 number, since 2×200085517² = 80068428226314578, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200085511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1493109 + ... + 1493242.

It is an arithmetic number, because the mean of its divisors is an integer number (50767984).

Almost surely, 2^200085517 is an apocalyptic number.

It is an amenable number.

200085517 is a deficient number, since it is larger than the sum of its proper divisors (2986419).

200085517 is an equidigital number, since it uses as much as digits as its factorization.

200085517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2986418.

The product of its (nonzero) digits is 2800, while the sum is 28.

The square root of 200085517 is about 14145.1587831314. The cubic root of 200085517 is about 584.8868868405.

The spelling of 200085517 in words is "two hundred million, eighty-five thousand, five hundred seventeen".