2040189 has 8 divisors (see below), whose sum is σ = 2736672. Its totient is φ = 1351920.

The previous prime is 2040173. The next prime is 2040191. The reversal of 2040189 is 9810402.

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

It is not a de Polignac number, because 2040189 - 2⁴ = 2040173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1447 + ... + 2484.

It is an arithmetic number, because the mean of its divisors is an integer number (342084).

2^2040189 is an apocalyptic number.

It is an amenable number.

2040189 is a deficient number, since it is larger than the sum of its proper divisors (696483).

2040189 is a wasteful number, since it uses less digits than its factorization.

2040189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4107.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 2040189 is about 1428.3518474102. The cubic root of 2040189 is about 126.8304306879.

The spelling of 2040189 in words is "two million, forty thousand, one hundred eighty-nine".