208680682 has 8 divisors (see below), whose sum is σ = 357738336. Its totient is φ = 89434572.

The previous prime is 208680673. The next prime is 208680683. The reversal of 208680682 is 286086802.

208680682 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (208680683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7452868 + ... + 7452895.

It is an arithmetic number, because the mean of its divisors is an integer number (44717292).

Almost surely, 2^208680682 is an apocalyptic number.

208680682 is a deficient number, since it is larger than the sum of its proper divisors (149057654).

208680682 is a wasteful number, since it uses less digits than its factorization.

208680682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14905772.

The product of its (nonzero) digits is 73728, while the sum is 40.

The square root of 208680682 is about 14445.7842293176. The cubic root of 208680682 is about 593.1448297225.

The spelling of 208680682 in words is "two hundred eight million, six hundred eighty thousand, six hundred eighty-two".