216633104 has 20 divisors (see below), whose sum is σ = 421218576. Its totient is φ = 107931552.

The previous prime is 216633083. The next prime is 216633119. The reversal of 216633104 is 401336612.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19394 + ... + 28449.

Almost surely, 2^216633104 is an apocalyptic number.

It is an amenable number.

216633104 is a deficient number, since it is larger than the sum of its proper divisors (204585472).

216633104 is a wasteful number, since it uses less digits than its factorization.

216633104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48134 (or 48128 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 216633104 is about 14718.4613326258. The cubic root of 216633104 is about 600.5856356063.

Adding to 216633104 its reverse (401336612), we get a palindrome (617969716).

The spelling of 216633104 in words is "two hundred sixteen million, six hundred thirty-three thousand, one hundred four".