448686859 has 2 divisors, whose sum is σ = 448686860. Its totient is φ = 448686858.

The previous prime is 448686803. The next prime is 448686871. The reversal of 448686859 is 958686844.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 448686859 - 2⁷ = 448686731 is a prime.

It is a super-3 number, since 3×448686859³ (a number of 27 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (448687859) 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, 224343429 + 224343430.

It is an arithmetic number, because the mean of its divisors is an integer number (224343430).

Almost surely, 2^448686859 is an apocalyptic number.

448686859 is a deficient number, since it is larger than the sum of its proper divisors (1).

448686859 is an equidigital number, since it uses as much as digits as its factorization.

448686859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13271040, while the sum is 58.

The square root of 448686859 is about 21182.2297929184. The cubic root of 448686859 is about 765.5633192659.

The spelling of 448686859 in words is "four hundred forty-eight million, six hundred eighty-six thousand, eight hundred fifty-nine".