384585885 has 24 divisors (see below), whose sum is σ = 667349280. Its totient is φ = 204886752.

The previous prime is 384585871. The next prime is 384585893. The reversal of 384585885 is 588585483.

It is a happy number.

384585885 is a `hidden beast` number, since 3 + 8 + 4 + 58 + 588 + 5 = 666.

It is not a de Polignac number, because 384585885 - 2⁴ = 384585869 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41662 + ... + 50048.

It is an arithmetic number, because the mean of its divisors is an integer number (27806220).

Almost surely, 2^384585885 is an apocalyptic number.

It is an amenable number.

384585885 is a deficient number, since it is larger than the sum of its proper divisors (282763395).

384585885 is a wasteful number, since it uses less digits than its factorization.

384585885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9417 (or 9414 counting only the distinct ones).

The product of its digits is 6144000, while the sum is 54.

The square root of 384585885 is about 19610.8614038242. The cubic root of 384585885 is about 727.2177102960.

The spelling of 384585885 in words is "three hundred eighty-four million, five hundred eighty-five thousand, eight hundred eighty-five".