208606 has 8 divisors (see below), whose sum is σ = 321480. Its totient is φ = 101448.

The previous prime is 208591. The next prime is 208609. The reversal of 208606 is 606802.

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

It is a super-3 number, since 3×208606³ = 27233385989427048, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (208609) by changing a digit.

208606 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1336 + ... + 1483.

It is an arithmetic number, because the mean of its divisors is an integer number (40185).

2²⁰⁸⁶⁰⁶ is an apocalyptic number.

208606 is a deficient number, since it is larger than the sum of its proper divisors (112874).

208606 is a wasteful number, since it uses less digits than its factorization.

208606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2858.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 208606 is about 456.7340582878. The cubic root of 208606 is about 59.3074063665.

The spelling of 208606 in words is "two hundred eight thousand, six hundred six".