2216696 has 8 divisors (see below), whose sum is σ = 4156320. Its totient is φ = 1108344.

The previous prime is 2216659. The next prime is 2216699. The reversal of 2216696 is 6966122.

2216696 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

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 (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138536 + ... + 138551.

It is an arithmetic number, because the mean of its divisors is an integer number (519540).

2^2216696 is an apocalyptic number.

It is an amenable number.

2216696 is a deficient number, since it is larger than the sum of its proper divisors (1939624).

2216696 is a wasteful number, since it uses less digits than its factorization.

2216696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277093 (or 277089 counting only the distinct ones).

The product of its digits is 7776, while the sum is 32.

The square root of 2216696 is about 1488.8572799298. The cubic root of 2216696 is about 130.3873261046.

The spelling of 2216696 in words is "two million, two hundred sixteen thousand, six hundred ninety-six".