2106162 has 20 divisors (see below), whose sum is σ = 4719726. Its totient is φ = 702000.

The previous prime is 2106149. The next prime is 2106173. The reversal of 2106162 is 2616012.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2099601 + 6561 = 1449^2 + 81^2 .

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 (7) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6339 + ... + 6662.

2^2106162 is an apocalyptic number.

2106162 is an abundant number, since it is smaller than the sum of its proper divisors (2613564).

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

2106162 is a wasteful number, since it uses less digits than its factorization.

2106162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13015 (or 13006 counting only the distinct ones).

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

The square root of 2106162 is about 1451.2622092510. The cubic root of 2106162 is about 128.1830470272.

The spelling of 2106162 in words is "two million, one hundred six thousand, one hundred sixty-two".