200085993 has 24 divisors (see below), whose sum is σ = 311987520. Its totient is φ = 123187680.

The previous prime is 200085989. The next prime is 200086001. The reversal of 200085993 is 399580002.

It is not a de Polignac number, because 200085993 - 2² = 200085989 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (200085293) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10663 + ... + 22668.

It is an arithmetic number, because the mean of its divisors is an integer number (12999480).

Almost surely, 2^200085993 is an apocalyptic number.

200085993 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

200085993 is a deficient number, since it is larger than the sum of its proper divisors (111901527).

200085993 is a wasteful number, since it uses less digits than its factorization.

200085993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33389 (or 33386 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 200085993 is about 14145.1756086660. The cubic root of 200085993 is about 584.8873506521.

The spelling of 200085993 in words is "two hundred million, eighty-five thousand, nine hundred ninety-three".