2085879 has 4 divisors (see below), whose sum is σ = 2781176. Its totient is φ = 1390584.

The previous prime is 2085869. The next prime is 2085899. The reversal of 2085879 is 9785802.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2085879 - 2⁸ = 2085623 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2085869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 347644 + ... + 347649.

It is an arithmetic number, because the mean of its divisors is an integer number (695294).

2^2085879 is an apocalyptic number.

2085879 is a deficient number, since it is larger than the sum of its proper divisors (695297).

2085879 is an equidigital number, since it uses as much as digits as its factorization.

2085879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695296.

The product of its (nonzero) digits is 40320, while the sum is 39.

The square root of 2085879 is about 1444.2572485537. The cubic root of 2085879 is about 127.7702380484.

The spelling of 2085879 in words is "two million, eighty-five thousand, eight hundred seventy-nine".