384129328 has 40 divisors (see below), whose sum is σ = 831728016. Its totient is φ = 170342400.

The previous prime is 384129323. The next prime is 384129341. The reversal of 384129328 is 823921483.

It is not an unprimeable number, because it can be changed into a prime (384129323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19401 + ... + 33832.

Almost surely, 2^384129328 is an apocalyptic number.

It is an amenable number.

384129328 is an abundant number, since it is smaller than the sum of its proper divisors (447598688).

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

384129328 is a wasteful number, since it uses less digits than its factorization.

384129328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53293 (or 53287 counting only the distinct ones).

The product of its digits is 82944, while the sum is 40.

The square root of 384129328 is about 19599.2175354018. The cubic root of 384129328 is about 726.9298267837.

The spelling of 384129328 in words is "three hundred eighty-four million, one hundred twenty-nine thousand, three hundred twenty-eight".