2000444 has 6 divisors (see below), whose sum is σ = 3500784. Its totient is φ = 1000220.

The previous prime is 2000429. The next prime is 2000447. The reversal of 2000444 is 4440002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000447) 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 as a sum of consecutive naturals, namely, 250052 + ... + 250059.

It is an arithmetic number, because the mean of its divisors is an integer number (583464).

2^2000444 is an apocalyptic number.

It is an amenable number.

2000444 is a deficient number, since it is larger than the sum of its proper divisors (1500340).

2000444 is a wasteful number, since it uses less digits than its factorization.

2000444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500115 (or 500113 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 2000444 is about 1414.3705313672. The cubic root of 2000444 is about 126.0014277154.

Adding to 2000444 its reverse (4440002), we get a palindrome (6440446).

The spelling of 2000444 in words is "two million, four hundred forty-four", and thus it is an aban number.