200850 has 48 divisors (see below), whose sum is σ = 541632. Its totient is φ = 48960.

The previous prime is 200843. The next prime is 200861. The reversal of 200850 is 58002.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an Ulam number.

It is an unprimeable number.

200850 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1899 + ... + 2001.

It is an arithmetic number, because the mean of its divisors is an integer number (11284).

2²⁰⁰⁸⁵⁰ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (270816).

200850 is an abundant number, since it is smaller than the sum of its proper divisors (340782).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200850 is a wasteful number, since it uses less digits than its factorization.

200850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131 (or 126 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 200850 is about 448.1629168059. The cubic root of 200850 is about 58.5630848430.

Adding to 200850 its reverse (58002), we get a palindrome (258852).

The spelling of 200850 in words is "two hundred thousand, eight hundred fifty".