2108859 has 8 divisors (see below), whose sum is σ = 2820432. Its totient is φ = 1401600.

The previous prime is 2108857. The next prime is 2108879. The reversal of 2108859 is 9588012.

It is a happy number.

2108859 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2108859 - 2¹ = 2108857 is a prime.

It is a d-powerful number, because it can be written as 2¹⁰ + 1 + 0 + 8⁴ + 8⁷ + 5² + 9⁴ .

It is not an unprimeable number, because it can be changed into a prime (2108857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327 + ... + 2079.

It is an arithmetic number, because the mean of its divisors is an integer number (352554).

2^2108859 is an apocalyptic number.

2108859 is a deficient number, since it is larger than the sum of its proper divisors (711573).

2108859 is a wasteful number, since it uses less digits than its factorization.

2108859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2157.

The product of its (nonzero) digits is 5760, while the sum is 33.

The square root of 2108859 is about 1452.1911031266. The cubic root of 2108859 is about 128.2377376950.

The spelling of 2108859 in words is "two million, one hundred eight thousand, eight hundred fifty-nine".