384798320 has 40 divisors (see below), whose sum is σ = 898008000. Its totient is φ = 153342720.

The previous prime is 384798307. The next prime is 384798329. The reversal of 384798320 is 23897483.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (384798329) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 12806 + ... + 30554.

It is an arithmetic number, because the mean of its divisors is an integer number (22450200).

Almost surely, 2^384798320 is an apocalyptic number.

It is an amenable number.

384798320 is an abundant number, since it is smaller than the sum of its proper divisors (513209680).

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

384798320 is a wasteful number, since it uses less digits than its factorization.

384798320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18033 (or 18027 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 44.

The square root of 384798320 is about 19616.2769148480. The cubic root of 384798320 is about 727.3515842145.

The spelling of 384798320 in words is "three hundred eighty-four million, seven hundred ninety-eight thousand, three hundred twenty".