2040444 has 48 divisors (see below), whose sum is σ = 6048000. Its totient is φ = 582768.

The previous prime is 2040443. The next prime is 2040449. The reversal of 2040444 is 4440402.

It is a happy number.

2040444 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 594 + ... + 2105.

It is an arithmetic number, because the mean of its divisors is an integer number (126000).

2^2040444 is an apocalyptic number.

It is an amenable number.

2040444 is an abundant number, since it is smaller than the sum of its proper divisors (4007556).

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

2040444 is a wasteful number, since it uses less digits than its factorization.

2040444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2719 (or 2711 counting only the distinct ones).

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

The square root of 2040444 is about 1428.4411083415. The cubic root of 2040444 is about 126.8357145795.

Adding to 2040444 its reverse (4440402), we get a palindrome (6480846).

The spelling of 2040444 in words is "two million, forty thousand, four hundred forty-four".