206506200 has 48 divisors (see below), whose sum is σ = 640171080. Its totient is φ = 55068160.

The previous prime is 206506199. The next prime is 206506211. The reversal of 206506200 is 2605602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 171489 + ... + 172688.

Almost surely, 2^206506200 is an apocalyptic number.

206506200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

206506200 is an abundant number, since it is smaller than the sum of its proper divisors (433664880).

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

206506200 is a wasteful number, since it uses less digits than its factorization.

206506200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344196 (or 344187 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 206506200 is about 14370.3235871709. The cubic root of 206506200 is about 591.0774146260.

The spelling of 206506200 in words is "two hundred six million, five hundred six thousand, two hundred".