2056743 has 12 divisors (see below), whose sum is σ = 3199560. Its totient is φ = 1265616.

The previous prime is 2056741. The next prime is 2056751. The reversal of 2056743 is 3476502.

It is a happy number.

It is not a de Polignac number, because 2056743 - 2¹ = 2056741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2056741) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8673 + ... + 8906.

It is an arithmetic number, because the mean of its divisors is an integer number (266630).

2^2056743 is an apocalyptic number.

2056743 is a deficient number, since it is larger than the sum of its proper divisors (1142817).

2056743 is a wasteful number, since it uses less digits than its factorization.

2056743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17598 (or 17595 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 2056743 is about 1434.1349308904. The cubic root of 2056743 is about 127.1725391651.

The spelling of 2056743 in words is "two million, fifty-six thousand, seven hundred forty-three".