2044189 has 4 divisors (see below), whose sum is σ = 2336224. Its totient is φ = 1752156.

The previous prime is 2044187. The next prime is 2044201. The reversal of 2044189 is 9814402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2044189 - 2¹ = 2044187 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044187) 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, 146007 + ... + 146020.

It is an arithmetic number, because the mean of its divisors is an integer number (584056).

2^2044189 is an apocalyptic number.

It is an amenable number.

2044189 is a deficient number, since it is larger than the sum of its proper divisors (292035).

2044189 is an equidigital number, since it uses as much as digits as its factorization.

2044189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292034.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 2044189 is about 1429.7513769883. The cubic root of 2044189 is about 126.9132646037.

The spelling of 2044189 in words is "two million, forty-four thousand, one hundred eighty-nine".