8435489 has 2 divisors, whose sum is σ = 8435490. Its totient is φ = 8435488.

The previous prime is 8435477. The next prime is 8435521. The reversal of 8435489 is 9845348.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8025889 + 409600 = 2833^2 + 640^2 .

It is a cyclic number.

It is not a de Polignac number, because 8435489 - 2⁴ = 8435473 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8435459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4217744 + 4217745.

It is an arithmetic number, because the mean of its divisors is an integer number (4217745).

Almost surely, 2^8435489 is an apocalyptic number.

It is an amenable number.

8435489 is a deficient number, since it is larger than the sum of its proper divisors (1).

8435489 is an equidigital number, since it uses as much as digits as its factorization.

8435489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 138240, while the sum is 41.

The square root of 8435489 is about 2904.3913303823. The cubic root of 8435489 is about 203.5651460518.

The spelling of 8435489 in words is "eight million, four hundred thirty-five thousand, four hundred eighty-nine".