2106130 has 32 divisors (see below), whose sum is σ = 4327344. Its totient is φ = 731136.

The previous prime is 2106107. The next prime is 2106149. The reversal of 2106130 is 316012.

It can be written as a sum of positive squares in 8 ways, for example, as 720801 + 1385329 = 849^2 + 1177^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 2106130.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1734 + ... + 2686.

2^2106130 is an apocalyptic number.

2106130 is an abundant number, since it is smaller than the sum of its proper divisors (2221214).

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

2106130 is a wasteful number, since it uses less digits than its factorization.

2106130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 2106130 is about 1451.2511843234. The cubic root of 2106130 is about 128.1823978403.

The spelling of 2106130 in words is "two million, one hundred six thousand, one hundred thirty".