2216695 has 16 divisors (see below), whose sum is σ = 2913120. Its totient is φ = 1609344.

The previous prime is 2216659. The next prime is 2216699. The reversal of 2216695 is 5966122.

It is a cyclic number.

It is not a de Polignac number, because 2216695 - 2¹⁷ = 2085623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2216699) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4101 + ... + 4609.

It is an arithmetic number, because the mean of its divisors is an integer number (182070).

2^2216695 is an apocalyptic number.

2216695 is a deficient number, since it is larger than the sum of its proper divisors (696425).

2216695 is a wasteful number, since it uses less digits than its factorization.

2216695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594.

The product of its digits is 6480, while the sum is 31.

The square root of 2216695 is about 1488.8569441017. The cubic root of 2216695 is about 130.3873064977.

The spelling of 2216695 in words is "two million, two hundred sixteen thousand, six hundred ninety-five".