206199834 has 16 divisors (see below), whose sum is σ = 436658688. Its totient is φ = 64690112.

The previous prime is 206199827. The next prime is 206199859. The reversal of 206199834 is 438991602.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1010682 + ... + 1010885.

It is an arithmetic number, because the mean of its divisors is an integer number (27291168).

Almost surely, 2^206199834 is an apocalyptic number.

206199834 is an abundant number, since it is smaller than the sum of its proper divisors (230458854).

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

206199834 is a wasteful number, since it uses less digits than its factorization.

206199834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2021589.

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 206199834 is about 14359.6599541911. The cubic root of 206199834 is about 590.7849687684.

The spelling of 206199834 in words is "two hundred six million, one hundred ninety-nine thousand, eight hundred thirty-four".