2056529 has 4 divisors (see below), whose sum is σ = 2059776. Its totient is φ = 2053284.

The previous prime is 2056517. The next prime is 2056547. The reversal of 2056529 is 9256502.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2056529 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 (2056589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 329 + ... + 2054.

It is an arithmetic number, because the mean of its divisors is an integer number (514944).

2^2056529 is an apocalyptic number.

It is an amenable number.

2056529 is a deficient number, since it is larger than the sum of its proper divisors (3247).

2056529 is an equidigital number, since it uses as much as digits as its factorization.

2056529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3246.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 2056529 is about 1434.0603195124. The cubic root of 2056529 is about 127.1681283293.

The spelling of 2056529 in words is "two million, fifty-six thousand, five hundred twenty-nine".