2056444 has 24 divisors (see below), whose sum is σ = 3937248. Its totient is φ = 934080.

The previous prime is 2056441. The next prime is 2056459. The reversal of 2056444 is 4446502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2056441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3414 + ... + 3970.

It is an arithmetic number, because the mean of its divisors is an integer number (164052).

2^2056444 is an apocalyptic number.

It is an amenable number.

2056444 is a deficient number, since it is larger than the sum of its proper divisors (1880804).

2056444 is a wasteful number, since it uses less digits than its factorization.

2056444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645 (or 643 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 2056444 is about 1434.0306830748. The cubic root of 2056444 is about 127.1663762769.

It can be divided in two parts, 2056 and 444, that added together give a square (2500 = 50²).

The spelling of 2056444 in words is "two million, fifty-six thousand, four hundred forty-four".