216802108 has 12 divisors (see below), whose sum is σ = 385834680. Its totient is φ = 106563632.

The previous prime is 216802063. The next prime is 216802133. The reversal of 216802108 is 801208612.

216802108 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 459091 + ... + 459562.

It is an arithmetic number, because the mean of its divisors is an integer number (32152890).

Almost surely, 2^216802108 is an apocalyptic number.

It is an amenable number.

216802108 is a deficient number, since it is larger than the sum of its proper divisors (169032572).

216802108 is a wasteful number, since it uses less digits than its factorization.

216802108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918716 (or 918714 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 28.

The square root of 216802108 is about 14724.2014384482. The cubic root of 216802108 is about 600.7417751640.

The spelling of 216802108 in words is "two hundred sixteen million, eight hundred two thousand, one hundred eight".