208817116 has 24 divisors (see below), whose sum is σ = 386000384. Its totient is φ = 98688240.

The previous prime is 208817111. The next prime is 208817117. The reversal of 208817116 is 611718802.

208817116 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (208817111) 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, 14250 + ... + 24913.

Almost surely, 2^208817116 is an apocalyptic number.

It is an amenable number.

208817116 is a deficient number, since it is larger than the sum of its proper divisors (177183268).

208817116 is a wasteful number, since it uses less digits than its factorization.

208817116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39241 (or 39239 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 34.

The square root of 208817116 is about 14450.5057350945. The cubic root of 208817116 is about 593.2740662371.

The spelling of 208817116 in words is "two hundred eight million, eight hundred seventeen thousand, one hundred sixteen".