2044020444 has 24 divisors (see below), whose sum is σ = 4781844480. Its totient is φ = 679559664.

The previous prime is 2044020403. The next prime is 2044020457. The reversal of 2044020444 is 4440204402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217774 + ... + 226965.

It is an arithmetic number, because the mean of its divisors is an integer number (199243520).

Almost surely, 2^2044020444 is an apocalyptic number.

It is an amenable number.

2044020444 is an abundant number, since it is smaller than the sum of its proper divisors (2737824036).

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

2044020444 is a wasteful number, since it uses less digits than its factorization.

2044020444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445129 (or 445127 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 2044020444 is about 45210.8443185924. The cubic root of 2044020444 is about 1269.0977624714.

Adding to 2044020444 its reverse (4440204402), we get a palindrome (6484224846).

The spelling of 2044020444 in words is "two billion, forty-four million, twenty thousand, four hundred forty-four".