2044423 has 4 divisors (see below), whose sum is σ = 2049520. Its totient is φ = 2039328.

The previous prime is 2044421. The next prime is 2044463. The reversal of 2044423 is 3244402.

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 2044423 - 2¹ = 2044421 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2044423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044421) 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 3 ways as a sum of consecutive naturals, for example, 1890 + ... + 2767.

It is an arithmetic number, because the mean of its divisors is an integer number (512380).

2^2044423 is an apocalyptic number.

2044423 is a deficient number, since it is larger than the sum of its proper divisors (5097).

2044423 is an equidigital number, since it uses as much as digits as its factorization.

2044423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5096.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 2044423 is about 1429.8332070560. The cubic root of 2044423 is about 126.9181070409.

Adding to 2044423 its reverse (3244402), we get a palindrome (5288825).

The spelling of 2044423 in words is "two million, forty-four thousand, four hundred twenty-three".