488617609 has 2 divisors, whose sum is σ = 488617610. Its totient is φ = 488617608.

The previous prime is 488617603. The next prime is 488617627. The reversal of 488617609 is 906716884.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 370678009 + 117939600 = 19253^2 + 10860^2 .

It is a cyclic number.

It is not a de Polignac number, because 488617609 - 2³ = 488617601 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (488617601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244308804 + 244308805.

It is an arithmetic number, because the mean of its divisors is an integer number (244308805).

Almost surely, 2^488617609 is an apocalyptic number.

It is an amenable number.

488617609 is a deficient number, since it is larger than the sum of its proper divisors (1).

488617609 is an equidigital number, since it uses as much as digits as its factorization.

488617609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 580608, while the sum is 49.

The square root of 488617609 is about 22104.6965371615. The cubic root of 488617609 is about 787.6314299492.

The spelling of 488617609 in words is "four hundred eighty-eight million, six hundred seventeen thousand, six hundred nine".