488564685 has 24 divisors (see below), whose sum is σ = 967824000. Its totient is φ = 223343712.

The previous prime is 488564669. The next prime is 488564729. The reversal of 488564685 is 586465884.

It is not a de Polignac number, because 488564685 - 2⁴ = 488564669 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 775185 + ... + 775814.

It is an arithmetic number, because the mean of its divisors is an integer number (40326000).

Almost surely, 2^488564685 is an apocalyptic number.

488564685 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

488564685 is a deficient number, since it is larger than the sum of its proper divisors (479259315).

488564685 is a wasteful number, since it uses less digits than its factorization.

488564685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1551017 (or 1551014 counting only the distinct ones).

The product of its digits is 7372800, while the sum is 54.

The square root of 488564685 is about 22103.4993835818. The cubic root of 488564685 is about 787.6029918208.

The spelling of 488564685 in words is "four hundred eighty-eight million, five hundred sixty-four thousand, six hundred eighty-five".