2595521 has 2 divisors, whose sum is σ = 2595522. Its totient is φ = 2595520.

The previous prime is 2595517. The next prime is 2595559. The reversal of 2595521 is 1255952.

2595521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2016400 + 579121 = 1420^2 + 761^2 .

It is a cyclic number.

It is not a de Polignac number, because 2595521 - 2² = 2595517 is a prime.

It is a super-2 number, since 2×2595521² = 13473458522882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2595421) 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 as a sum of consecutive naturals, namely, 1297760 + 1297761.

It is an arithmetic number, because the mean of its divisors is an integer number (1297761).

2^2595521 is an apocalyptic number.

It is an amenable number.

2595521 is a deficient number, since it is larger than the sum of its proper divisors (1).

2595521 is an equidigital number, since it uses as much as digits as its factorization.

2595521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4500, while the sum is 29.

The square root of 2595521 is about 1611.0620720506. The cubic root of 2595521 is about 137.4278806370.

The spelling of 2595521 in words is "two million, five hundred ninety-five thousand, five hundred twenty-one".