8485489 has 2 divisors, whose sum is σ = 8485490. Its totient is φ = 8485488.

The previous prime is 8485481. The next prime is 8485507. The reversal of 8485489 is 9845848.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7884864 + 600625 = 2808^2 + 775^2 .

It is a cyclic number.

It is not a de Polignac number, because 8485489 - 2³ = 8485481 is a prime.

It is not a weakly prime, because it can be changed into another prime (8485481) 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, 4242744 + 4242745.

It is an arithmetic number, because the mean of its divisors is an integer number (4242745).

Almost surely, 2^8485489 is an apocalyptic number.

It is an amenable number.

8485489 is a deficient number, since it is larger than the sum of its proper divisors (1).

8485489 is an equidigital number, since it uses as much as digits as its factorization.

8485489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 368640, while the sum is 46.

The square root of 8485489 is about 2912.9862684194. The cubic root of 8485489 is about 203.9665538529.

The spelling of 8485489 in words is "eight million, four hundred eighty-five thousand, four hundred eighty-nine".