200834 has 4 divisors (see below), whose sum is σ = 301254. Its totient is φ = 100416.

The previous prime is 200807. The next prime is 200843. The reversal of 200834 is 438002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 438002 = 2 ⋅219001.

It can be written as a sum of positive squares in only one way, i.e., 198025 + 2809 = 445^2 + 53^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50207 + ... + 50210.

2²⁰⁰⁸³⁴ is an apocalyptic number.

200834 is a deficient number, since it is larger than the sum of its proper divisors (100420).

200834 is a wasteful number, since it uses less digits than its factorization.

200834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100419.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 200834 is about 448.1450657990. The cubic root of 200834 is about 58.5615297285.

Adding to 200834 its reverse (438002), we get a palindrome (638836).

The spelling of 200834 in words is "two hundred thousand, eight hundred thirty-four".