208565012 has 12 divisors (see below), whose sum is σ = 380858016. Its totient is φ = 99748440.

The previous prime is 208565011. The next prime is 208565047. The reversal of 208565012 is 210565802.

208565012 is digitally balanced in base 2, 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 (208565011) 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, 1133414 + ... + 1133597.

It is an arithmetic number, because the mean of its divisors is an integer number (31738168).

Almost surely, 2^208565012 is an apocalyptic number.

It is an amenable number.

208565012 is a deficient number, since it is larger than the sum of its proper divisors (172293004).

208565012 is a wasteful number, since it uses less digits than its factorization.

208565012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2267038 (or 2267036 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 208565012 is about 14441.7800841863. The cubic root of 208565012 is about 593.0352176872.

The spelling of 208565012 in words is "two hundred eight million, five hundred sixty-five thousand, twelve".