2084189 has 4 divisors (see below), whose sum is σ = 2103420. Its totient is φ = 2064960.

The previous prime is 2084179. The next prime is 2084209. The reversal of 2084189 is 9814802.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1651225 + 432964 = 1285^2 + 658^2 .

It is a cyclic number.

It is not a de Polignac number, because 2084189 - 2²⁰ = 1035613 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2084179) 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, 9452 + ... + 9669.

It is an arithmetic number, because the mean of its divisors is an integer number (525855).

2^2084189 is an apocalyptic number.

It is an amenable number.

2084189 is a deficient number, since it is larger than the sum of its proper divisors (19231).

2084189 is a wasteful number, since it uses less digits than its factorization.

2084189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19230.

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 2084189 is about 1443.6720541730. The cubic root of 2084189 is about 127.7357218173.

The spelling of 2084189 in words is "two million, eighty-four thousand, one hundred eighty-nine".