2206216 has 16 divisors (see below), whose sum is σ = 4159440. Its totient is φ = 1097040.

The previous prime is 2206207. The next prime is 2206219. The reversal of 2206216 is 6126022.

It is a junction number, because it is equal to n+sod(n) for n = 2206193 and 2206202.

It is not an unprimeable number, because it can be changed into a prime (2206219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1035 + ... + 2341.

It is an arithmetic number, because the mean of its divisors is an integer number (259965).

2^2206216 is an apocalyptic number.

It is an amenable number.

2206216 is a deficient number, since it is larger than the sum of its proper divisors (1953224).

2206216 is a wasteful number, since it uses less digits than its factorization.

2206216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1524 (or 1520 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2206216 is about 1485.3336325553. Note that the first 3 decimals coincide. The cubic root of 2206216 is about 130.1815215678.

The spelling of 2206216 in words is "two million, two hundred six thousand, two hundred sixteen".