486604809 has 6 divisors (see below), whose sum is σ = 702873626. Its totient is φ = 324403200.

The previous prime is 486604751. The next prime is 486604829. The reversal of 486604809 is 908406684.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 444029184 + 42575625 = 21072^2 + 6525^2 .

It is not a de Polignac number, because 486604809 - 2⁸ = 486604553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (486604829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27033592 + ... + 27033609.

Almost surely, 2^486604809 is an apocalyptic number.

It is an amenable number.

486604809 is a deficient number, since it is larger than the sum of its proper divisors (216268817).

486604809 is a wasteful number, since it uses less digits than its factorization.

486604809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54067207 (or 54067204 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The square root of 486604809 is about 22059.1207667033. The cubic root of 486604809 is about 786.5484246258.

The spelling of 486604809 in words is "four hundred eighty-six million, six hundred four thousand, eight hundred nine".