216600334 has 8 divisors (see below), whose sum is σ = 325044648. Its totient is φ = 108252120.

The previous prime is 216600311. The next prime is 216600353. The reversal of 216600334 is 433006612.

216600334 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 216600299 and 216600308.

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, 18097 + ... + 27580.

It is an arithmetic number, because the mean of its divisors is an integer number (40630581).

Almost surely, 2^216600334 is an apocalyptic number.

216600334 is a deficient number, since it is larger than the sum of its proper divisors (108444314).

216600334 is a wasteful number, since it uses less digits than its factorization.

216600334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48050.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 216600334 is about 14717.3480627455. The cubic root of 216600334 is about 600.5553506323. Note that the first 3 decimals are identical.

Adding to 216600334 its reverse (433006612), we get a palindrome (649606946).

The spelling of 216600334 in words is "two hundred sixteen million, six hundred thousand, three hundred thirty-four".