384647313 has 8 divisors (see below), whose sum is σ = 516901888. Its totient is φ = 254412144.

The previous prime is 384647279. The next prime is 384647339. The reversal of 384647313 is 313746483.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 384647313 - 2¹⁷ = 384516241 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (384647353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 504406 + ... + 505167.

It is an arithmetic number, because the mean of its divisors is an integer number (64612736).

Almost surely, 2^384647313 is an apocalyptic number.

It is an amenable number.

384647313 is a deficient number, since it is larger than the sum of its proper divisors (132254575).

384647313 is a wasteful number, since it uses less digits than its factorization.

384647313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009703.

The product of its digits is 145152, while the sum is 39.

The square root of 384647313 is about 19612.4275142064. The cubic root of 384647313 is about 727.2564265300.

The spelling of 384647313 in words is "three hundred eighty-four million, six hundred forty-seven thousand, three hundred thirteen".