2162106 has 16 divisors (see below), whose sum is σ = 4804800. Its totient is φ = 720684.

The previous prime is 2162089. The next prime is 2162113. The reversal of 2162106 is 6012612.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 19966 + ... + 20073.

It is an arithmetic number, because the mean of its divisors is an integer number (300300).

2^2162106 is an apocalyptic number.

2162106 is an abundant number, since it is smaller than the sum of its proper divisors (2642694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2162106 is a wasteful number, since it uses less digits than its factorization.

2162106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40050 (or 40044 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 2162106 is about 1470.4101468638. The cubic root of 2162106 is about 129.3080792320.

Adding to 2162106 its reverse (6012612), we get a palindrome (8174718).

The spelling of 2162106 in words is "two million, one hundred sixty-two thousand, one hundred six".