2056049 has 4 divisors (see below), whose sum is σ = 2059764. Its totient is φ = 2052336.

The previous prime is 2056007. The next prime is 2056069. The reversal of 2056049 is 9406502.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1940449 + 115600 = 1393^2 + 340^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2056049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2056069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 842 + ... + 2195.

It is an arithmetic number, because the mean of its divisors is an integer number (514941).

2^2056049 is an apocalyptic number.

It is an amenable number.

2056049 is a deficient number, since it is larger than the sum of its proper divisors (3715).

2056049 is an equidigital number, since it uses as much as digits as its factorization.

2056049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3714.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 2056049 is about 1433.8929527688. The cubic root of 2056049 is about 127.1582337527.

The spelling of 2056049 in words is "two million, fifty-six thousand, forty-nine".