208106 has 4 divisors (see below), whose sum is σ = 312162. Its totient is φ = 104052.

The previous prime is 208099. The next prime is 208111. The reversal of 208106 is 601802.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 152881 + 55225 = 391^2 + 235^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52025 + ... + 52028.

2²⁰⁸¹⁰⁶ is an apocalyptic number.

208106 is a deficient number, since it is larger than the sum of its proper divisors (104056).

208106 is a wasteful number, since it uses less digits than its factorization.

208106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104055.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 208106 is about 456.1863654254. The cubic root of 208106 is about 59.2599845494.

Adding to 208106 its reverse (601802), we get a palindrome (809908).

The spelling of 208106 in words is "two hundred eight thousand, one hundred six".