384442992 has 60 divisors (see below), whose sum is σ = 1077944400. Its totient is φ = 127905024.

The previous prime is 384442967. The next prime is 384443009. The reversal of 384442992 is 299244483.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

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 in 11 ways as a sum of consecutive naturals, for example, 84028 + ... + 88484.

It is an arithmetic number, because the mean of its divisors is an integer number (17965740).

Almost surely, 2^384442992 is an apocalyptic number.

It is an amenable number.

384442992 is an abundant number, since it is smaller than the sum of its proper divisors (693501408).

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

384442992 is a wasteful number, since it uses less digits than its factorization.

384442992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5070 (or 5061 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The square root of 384442992 is about 19607.2178546575. The cubic root of 384442992 is about 727.1276331535.

The spelling of 384442992 in words is "three hundred eighty-four million, four hundred forty-two thousand, nine hundred ninety-two".