384032218 has 8 divisors (see below), whose sum is σ = 606366720. Its totient is φ = 181909980.

The previous prime is 384032197. The next prime is 384032249. The reversal of 384032218 is 812230483.

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

It is a self number, because there is not a number n which added to its sum of digits gives 384032218.

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 3 ways as a sum of consecutive naturals, for example, 5053018 + ... + 5053093.

It is an arithmetic number, because the mean of its divisors is an integer number (75795840).

Almost surely, 2^384032218 is an apocalyptic number.

384032218 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

384032218 is a deficient number, since it is larger than the sum of its proper divisors (222334502).

384032218 is a wasteful number, since it uses less digits than its factorization.

384032218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10106132.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 384032218 is about 19596.7399839871. The cubic root of 384032218 is about 726.8685643391.

The spelling of 384032218 in words is "three hundred eighty-four million, thirty-two thousand, two hundred eighteen".