3216115 has 12 divisors (see below), whose sum is σ = 4489776. Its totient is φ = 2205168.

The previous prime is 3216107. The next prime is 3216119. The reversal of 3216115 is 5116123.

3216115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3216115 - 2³ = 3216107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3216092 and 3216101.

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 11 ways as a sum of consecutive naturals, for example, 6319 + ... + 6808.

It is an arithmetic number, because the mean of its divisors is an integer number (374148).

Almost surely, 2^3216115 is an apocalyptic number.

3216115 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3216115 is a deficient number, since it is larger than the sum of its proper divisors (1273661).

3216115 is a wasteful number, since it uses less digits than its factorization.

3216115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13146 (or 13139 counting only the distinct ones).

The product of its digits is 180, while the sum is 19.

The square root of 3216115 is about 1793.3530048487. The cubic root of 3216115 is about 147.6082132263.

The spelling of 3216115 in words is "three million, two hundred sixteen thousand, one hundred fifteen".