384812456 has 16 divisors (see below), whose sum is σ = 824598240. Its totient is φ = 164919600.

The previous prime is 384812447. The next prime is 384812473. The reversal of 384812456 is 654218483.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3435770 + ... + 3435881.

It is an arithmetic number, because the mean of its divisors is an integer number (51537390).

Almost surely, 2^384812456 is an apocalyptic number.

It is an amenable number.

384812456 is an abundant number, since it is smaller than the sum of its proper divisors (439785784).

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

384812456 is a wasteful number, since it uses less digits than its factorization.

384812456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6871664 (or 6871660 counting only the distinct ones).

The product of its digits is 184320, while the sum is 41.

The square root of 384812456 is about 19616.6372245602. The cubic root of 384812456 is about 727.3604907989.

The spelling of 384812456 in words is "three hundred eighty-four million, eight hundred twelve thousand, four hundred fifty-six".