2044044 has 18 divisors (see below), whose sum is σ = 5166980. Its totient is φ = 681336.

The previous prime is 2044043. The next prime is 2044061. The reversal of 2044044 is 4404402.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2044043) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28354 + ... + 28425.

2^2044044 is an apocalyptic number.

It is an amenable number.

2044044 is an abundant number, since it is smaller than the sum of its proper divisors (3122936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2044044 is a wasteful number, since it uses less digits than its factorization.

2044044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56789 (or 56784 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 2044044 is about 1429.7006679721. The cubic root of 2044044 is about 126.9102637627.

Adding to 2044044 its reverse (4404402), we get a palindrome (6448446).

The spelling of 2044044 in words is "two million, forty-four thousand, forty-four", and thus it is an eban number.