208066 has 4 divisors (see below), whose sum is σ = 312102. Its totient is φ = 104032.

The previous prime is 208057. The next prime is 208067. The reversal of 208066 is 660802.

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., 184041 + 24025 = 429^2 + 155^2 .

It is not an unprimeable number, because it can be changed into a prime (208067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52015 + ... + 52018.

2²⁰⁸⁰⁶⁶ is an apocalyptic number.

208066 is a deficient number, since it is larger than the sum of its proper divisors (104036).

208066 is a wasteful number, since it uses less digits than its factorization.

208066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104035.

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

The square root of 208066 is about 456.1425215873. The cubic root of 208066 is about 59.2561875240.

Adding to 208066 its reverse (660802), we get a palindrome (868868).

The spelling of 208066 in words is "two hundred eight thousand, sixty-six".