6524489 has 2 divisors, whose sum is σ = 6524490. Its totient is φ = 6524488.

The previous prime is 6524473. The next prime is 6524503. The reversal of 6524489 is 9844256.

6524489 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5442889 + 1081600 = 2333^2 + 1040^2 .

It is a cyclic number.

It is not a de Polignac number, because 6524489 - 2⁴ = 6524473 is a prime.

It is a super-2 number, since 2×6524489² = 85137913422242, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6524389) 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, 3262244 + 3262245.

It is an arithmetic number, because the mean of its divisors is an integer number (3262245).

Almost surely, 2^6524489 is an apocalyptic number.

It is an amenable number.

6524489 is a deficient number, since it is larger than the sum of its proper divisors (1).

6524489 is an equidigital number, since it uses as much as digits as its factorization.

6524489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120, while the sum is 38.

The square root of 6524489 is about 2554.3079297532. The cubic root of 6524489 is about 186.8596371080.

The spelling of 6524489 in words is "six million, five hundred twenty-four thousand, four hundred eighty-nine".