384305432 has 32 divisors (see below), whose sum is σ = 840324000. Its totient is φ = 164701152.

The previous prime is 384305407. The next prime is 384305437. The reversal of 384305432 is 234503483.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (384305437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67283 + ... + 72770.

It is an arithmetic number, because the mean of its divisors is an integer number (26260125).

Almost surely, 2^384305432 is an apocalyptic number.

It is an amenable number.

384305432 is an abundant number, since it is smaller than the sum of its proper divisors (456018568).

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

384305432 is a wasteful number, since it uses less digits than its factorization.

384305432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140080 (or 140062 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 384305432 is about 19603.7096489414. The cubic root of 384305432 is about 727.0408967481.

The spelling of 384305432 in words is "three hundred eighty-four million, three hundred five thousand, four hundred thirty-two".