384841660 has 48 divisors (see below), whose sum is σ = 939294720. Its totient is φ = 129706560.

The previous prime is 384841609. The next prime is 384841661. The reversal of 384841660 is 66148483.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (384841661) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 15036 + ... + 31555.

It is an arithmetic number, because the mean of its divisors is an integer number (19568640).

Almost surely, 2^384841660 is an apocalyptic number.

It is an amenable number.

384841660 is an abundant number, since it is smaller than the sum of its proper divisors (554453060).

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

384841660 is a wasteful number, since it uses less digits than its factorization.

384841660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46666 (or 46664 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 384841660 is about 19617.3815785899. The cubic root of 384841660 is about 727.3788904964.

The spelling of 384841660 in words is "three hundred eighty-four million, eight hundred forty-one thousand, six hundred sixty".