216000204 has 48 divisors (see below), whose sum is σ = 578113536. Its totient is φ = 61488000.

The previous prime is 216000193. The next prime is 216000217. The reversal of 216000204 is 402000612.

216000204 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19029 + ... + 28179.

It is an arithmetic number, because the mean of its divisors is an integer number (12044032).

Almost surely, 2^216000204 is an apocalyptic number.

It is an amenable number.

216000204 is an abundant number, since it is smaller than the sum of its proper divisors (362113332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

216000204 is a wasteful number, since it uses less digits than its factorization.

216000204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9446 (or 9444 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 216000204 is about 14696.9453969184. The cubic root of 216000204 is about 600.0001888888. Note that the first 3 decimals are identical.

Adding to 216000204 its reverse (402000612), we get a palindrome (618000816).

The spelling of 216000204 in words is "two hundred sixteen million, two hundred four", and thus it is an aban number.