384646064 has 40 divisors (see below), whose sum is σ = 814233600. Its totient is φ = 174574400.

The previous prime is 384646057. The next prime is 384646079. The reversal of 384646064 is 460646483.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 159137 + ... + 161535.

It is an arithmetic number, because the mean of its divisors is an integer number (20355840).

Almost surely, 2^384646064 is an apocalyptic number.

It is an amenable number.

384646064 is an abundant number, since it is smaller than the sum of its proper divisors (429587536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

384646064 is a wasteful number, since it uses less digits than its factorization.

384646064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3329 (or 3323 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 41.

The square root of 384646064 is about 19612.3956721253. The cubic root of 384646064 is about 727.2556393637.

The spelling of 384646064 in words is "three hundred eighty-four million, six hundred forty-six thousand, sixty-four".