216334106 has 4 divisors (see below), whose sum is σ = 324501162. Its totient is φ = 108167052.

The previous prime is 216334087. The next prime is 216334141. The reversal of 216334106 is 601433612.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 187443481 + 28890625 = 13691^2 + 5375^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54083525 + ... + 54083528.

Almost surely, 2^216334106 is an apocalyptic number.

216334106 is a deficient number, since it is larger than the sum of its proper divisors (108167056).

216334106 is a wasteful number, since it uses less digits than its factorization.

216334106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108167055.

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

The square root of 216334106 is about 14708.3005816444. The cubic root of 216334106 is about 600.3091980410.

Adding to 216334106 its reverse (601433612), we get a palindrome (817767718).

The spelling of 216334106 in words is "two hundred sixteen million, three hundred thirty-four thousand, one hundred six".