2130682 has 8 divisors (see below), whose sum is σ = 3282516. Its totient is φ = 1036512.

The previous prime is 2130673. The next prime is 2130683. The reversal of 2130682 is 2860312.

It can be written as a sum of positive squares in 2 ways, for example, as 2105401 + 25281 = 1451^2 + 159^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 2¹⁵ + 1 + 3⁵ + 0 + 6 + 8³ + 2²¹ .

It is not an unprimeable number, because it can be changed into a prime (2130683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14323 + ... + 14470.

2^2130682 is an apocalyptic number.

2130682 is a deficient number, since it is larger than the sum of its proper divisors (1151834).

2130682 is a wasteful number, since it uses less digits than its factorization.

2130682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28832.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 2130682 is about 1459.6855825828. The cubic root of 2130682 is about 128.6785659602.

Adding to 2130682 its reverse (2860312), we get a palindrome (4990994).

It can be divided in two parts, 2130 and 682, that multiplied together give a triangular number (1452660 = T₁₇₀₄).

The spelling of 2130682 in words is "two million, one hundred thirty thousand, six hundred eighty-two".