384743304 has 128 divisors (see below), whose sum is σ = 1177027200. Its totient is φ = 115476480.

The previous prime is 384743291. The next prime is 384743309. The reversal of 384743304 is 403347483.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (384743309) 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 31 ways as a sum of consecutive naturals, for example, 267772 + ... + 269204.

It is an arithmetic number, because the mean of its divisors is an integer number (9195525).

Almost surely, 2^384743304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 384743304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (588513600).

384743304 is an abundant number, since it is smaller than the sum of its proper divisors (792283896).

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

384743304 is a wasteful number, since it uses less digits than its factorization.

384743304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1572 (or 1562 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 36.

The square root of 384743304 is about 19614.8745598844. The cubic root of 384743304 is about 727.3169185382.

The spelling of 384743304 in words is "three hundred eighty-four million, seven hundred forty-three thousand, three hundred four".