2536559 has 2 divisors, whose sum is σ = 2536560. Its totient is φ = 2536558.

The previous prime is 2536549. The next prime is 2536561. The reversal of 2536559 is 9556352.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2536559 is a prime.

Together with 2536561, it forms a pair of twin primes.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 5 + 3¹⁰ + 6 + 5 + 5⁹ + 9² .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2536549) 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 as a sum of consecutive naturals, namely, 1268279 + 1268280.

It is an arithmetic number, because the mean of its divisors is an integer number (1268280).

2^2536559 is an apocalyptic number.

2536559 is a deficient number, since it is larger than the sum of its proper divisors (1).

2536559 is an equidigital number, since it uses as much as digits as its factorization.

2536559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40500, while the sum is 35.

The square root of 2536559 is about 1592.6578414713. The cubic root of 2536559 is about 136.3792578602.

The spelling of 2536559 in words is "two million, five hundred thirty-six thousand, five hundred fifty-nine".