3216117 has 4 divisors (see below), whose sum is σ = 4288160. Its totient is φ = 2144076.

The previous prime is 3216107. The next prime is 3216119. The reversal of 3216117 is 7116123.

3216117 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3216117 - 2⁶ = 3216053 is a prime.

It is a D-number.

It is a Duffinian number.

3216117 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3216093 and 3216102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3216119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 536017 + ... + 536022.

It is an arithmetic number, because the mean of its divisors is an integer number (1072040).

Almost surely, 2^3216117 is an apocalyptic number.

It is an amenable number.

3216117 is a deficient number, since it is larger than the sum of its proper divisors (1072043).

3216117 is a wasteful number, since it uses less digits than its factorization.

3216117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1072042.

The product of its digits is 252, while the sum is 21.

The square root of 3216117 is about 1793.3535624634. The cubic root of 3216117 is about 147.6082438239.

It can be divided in two parts, 3216 and 117, that added together give a palindrome (3333).

The spelling of 3216117 in words is "three million, two hundred sixteen thousand, one hundred seventeen".