206811034 has 16 divisors (see below), whose sum is σ = 313956000. Its totient is φ = 102163600.

The previous prime is 206810993. The next prime is 206811043. The reversal of 206811034 is 430118602.

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, 137217 + ... + 138715.

It is an arithmetic number, because the mean of its divisors is an integer number (19622250).

Almost surely, 2^206811034 is an apocalyptic number.

206811034 is a deficient number, since it is larger than the sum of its proper divisors (107144966).

206811034 is a wasteful number, since it uses less digits than its factorization.

206811034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2285.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 206811034 is about 14380.9260480680. The cubic root of 206811034 is about 591.3681111562.

Adding to 206811034 its reverse (430118602), we get a palindrome (636929636).

The spelling of 206811034 in words is "two hundred six million, eight hundred eleven thousand, thirty-four".