200243 has 4 divisors (see below), whose sum is σ = 212040. Its totient is φ = 188448.

The previous prime is 200237. The next prime is 200257. The reversal of 200243 is 342002.

200243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 200243 - 2⁴ = 200227 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (200273) 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, 5873 + ... + 5906.

It is an arithmetic number, because the mean of its divisors is an integer number (53010).

2²⁰⁰²⁴³ is an apocalyptic number.

200243 is a deficient number, since it is larger than the sum of its proper divisors (11797).

200243 is a wasteful number, since it uses less digits than its factorization.

200243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11796.

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 200243 is about 447.4851952858. The cubic root of 200243 is about 58.5040297222.

Adding to 200243 its reverse (342002), we get a palindrome (542245).

The spelling of 200243 in words is "two hundred thousand, two hundred forty-three", and thus it is an iban number.