8480609 has 2 divisors, whose sum is σ = 8480610. Its totient is φ = 8480608.

The previous prime is 8480599. The next prime is 8480611. The reversal of 8480609 is 9060848.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7997584 + 483025 = 2828^2 + 695^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8480609 is a prime.

Together with 8480611, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8480699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4240304 + 4240305.

It is an arithmetic number, because the mean of its divisors is an integer number (4240305).

Almost surely, 2^8480609 is an apocalyptic number.

It is an amenable number.

8480609 is a deficient number, since it is larger than the sum of its proper divisors (1).

8480609 is an equidigital number, since it uses as much as digits as its factorization.

8480609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 8480609 is about 2912.1485195642. The cubic root of 8480609 is about 203.9274460045.

The spelling of 8480609 in words is "eight million, four hundred eighty thousand, six hundred nine".