2056443 has 8 divisors (see below), whose sum is σ = 2753856. Its totient is φ = 1365000.

The previous prime is 2056441. The next prime is 2056459. The reversal of 2056443 is 3446502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2056443 - 2¹ = 2056441 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 613 + ... + 2118.

It is an arithmetic number, because the mean of its divisors is an integer number (344232).

2^2056443 is an apocalyptic number.

2056443 is a deficient number, since it is larger than the sum of its proper divisors (697413).

2056443 is a wasteful number, since it uses less digits than its factorization.

2056443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2985.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 2056443 is about 1434.0303344072. The cubic root of 2056443 is about 127.1663556642.

The spelling of 2056443 in words is "two million, fifty-six thousand, four hundred forty-three".