2020444 has 6 divisors (see below), whose sum is σ = 3535784. Its totient is φ = 1010220.

The previous prime is 2020429. The next prime is 2020457. The reversal of 2020444 is 4440202.

2020444 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252552 + ... + 252559.

2^2020444 is an apocalyptic number.

It is an amenable number.

2020444 is a deficient number, since it is larger than the sum of its proper divisors (1515340).

2020444 is a wasteful number, since it uses less digits than its factorization.

2020444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505115 (or 505113 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 2020444 is about 1421.4232304279. The cubic root of 2020444 is about 126.4199475809.

Adding to 2020444 its reverse (4440202), we get a palindrome (6460646).

The spelling of 2020444 in words is "two million, twenty thousand, four hundred forty-four".