384813456 has 40 divisors (see below), whose sum is σ = 994995840. Its totient is φ = 128155776.

The previous prime is 384813449. The next prime is 384813467. The reversal of 384813456 is 654318483.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62985 + ... + 68823.

It is an arithmetic number, because the mean of its divisors is an integer number (24874896).

Almost surely, 2^384813456 is an apocalyptic number.

It is an amenable number.

384813456 is an abundant number, since it is smaller than the sum of its proper divisors (610182384).

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

384813456 is a wasteful number, since it uses less digits than its factorization.

384813456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7223 (or 7217 counting only the distinct ones).

The product of its digits is 276480, while the sum is 42.

The square root of 384813456 is about 19616.6627131120. The cubic root of 384813456 is about 727.3611208546.

The spelling of 384813456 in words is "three hundred eighty-four million, eight hundred thirteen thousand, four hundred fifty-six".