2162206 has 16 divisors (see below), whose sum is σ = 3392640. Its totient is φ = 1032480.

The previous prime is 2162203. The next prime is 2162221. The reversal of 2162206 is 6022612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2162203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4275 + ... + 4753.

It is an arithmetic number, because the mean of its divisors is an integer number (212040).

2^2162206 is an apocalyptic number.

2162206 is a deficient number, since it is larger than the sum of its proper divisors (1230434).

2162206 is a wasteful number, since it uses less digits than its factorization.

2162206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579.

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

The square root of 2162206 is about 1470.4441505885. Note that the first 3 decimals coincide. The cubic root of 2162206 is about 129.3100727526.

Adding to 2162206 its reverse (6022612), we get a palindrome (8184818).

The spelling of 2162206 in words is "two million, one hundred sixty-two thousand, two hundred six".