206705084 has 24 divisors (see below), whose sum is σ = 368995200. Its totient is φ = 101288880.

The previous prime is 206705053. The next prime is 206705087. The reversal of 206705084 is 480507602.

It is a self number, because there is not a number n which added to its sum of digits gives 206705084.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206705087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88289 + ... + 90599.

It is an arithmetic number, because the mean of its divisors is an integer number (15374800).

Almost surely, 2^206705084 is an apocalyptic number.

It is an amenable number.

206705084 is a deficient number, since it is larger than the sum of its proper divisors (162290116).

206705084 is a wasteful number, since it uses less digits than its factorization.

206705084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2753 (or 2751 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 206705084 is about 14377.2418773560. The cubic root of 206705084 is about 591.2671072708.

The spelling of 206705084 in words is "two hundred six million, seven hundred five thousand, eighty-four".