6528089 has 2 divisors, whose sum is σ = 6528090. Its totient is φ = 6528088.

The previous prime is 6528047. The next prime is 6528091. The reversal of 6528089 is 9808256.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6528025 + 64 = 2555^2 + 8^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6528089 is a prime.

Together with 6528091, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (6528589) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3264044 + 3264045.

It is an arithmetic number, because the mean of its divisors is an integer number (3264045).

Almost surely, 2^6528089 is an apocalyptic number.

It is an amenable number.

6528089 is a deficient number, since it is larger than the sum of its proper divisors (1).

6528089 is an equidigital number, since it uses as much as digits as its factorization.

6528089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 6528089 is about 2555.0125244311. The cubic root of 6528089 is about 186.8939984712.

The spelling of 6528089 in words is "six million, five hundred twenty-eight thousand, eighty-nine".