2044559 has 4 divisors (see below), whose sum is σ = 2230440. Its totient is φ = 1858680.

The previous prime is 2044541. The next prime is 2044561. The reversal of 2044559 is 9554402.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2044559 - 2²⁰ = 995983 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 (2044519) 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 3 ways as a sum of consecutive naturals, for example, 92924 + ... + 92945.

It is an arithmetic number, because the mean of its divisors is an integer number (557610).

2^2044559 is an apocalyptic number.

2044559 is a deficient number, since it is larger than the sum of its proper divisors (185881).

2044559 is a wasteful number, since it uses less digits than its factorization.

2044559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185880.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 2044559 is about 1429.8807642597. The cubic root of 2044559 is about 126.9209212791.

The spelling of 2044559 in words is "two million, forty-four thousand, five hundred fifty-nine".