384459872 has 12 divisors (see below), whose sum is σ = 756905436. Its totient is φ = 192229920.

The previous prime is 384459857. The next prime is 384459883. The reversal of 384459872 is 278954483.

It is a self number, because there is not a number n which added to its sum of digits gives 384459872.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6007154 + ... + 6007217.

It is an arithmetic number, because the mean of its divisors is an integer number (63075453).

Almost surely, 2^384459872 is an apocalyptic number.

384459872 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

384459872 is a deficient number, since it is larger than the sum of its proper divisors (372445564).

384459872 is a wasteful number, since it uses less digits than its factorization.

384459872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12014381 (or 12014373 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 50.

The square root of 384459872 is about 19607.6483036595. The cubic root of 384459872 is about 727.1382751603.

The spelling of 384459872 in words is "three hundred eighty-four million, four hundred fifty-nine thousand, eight hundred seventy-two".