384078 has 8 divisors (see below), whose sum is σ = 768168. Its totient is φ = 128024.

The previous prime is 384067. The next prime is 384079. The reversal of 384078 is 870483.

It is a sphenic number, since it is the product of 3 distinct primes.

384078 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (384079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32001 + ... + 32012.

It is an arithmetic number, because the mean of its divisors is an integer number (96021).

2³⁸⁴⁰⁷⁸ is an apocalyptic number.

384078 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

384078 is a wasteful number, since it uses less digits than its factorization.

384078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64018.

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 384078 is about 619.7402681769. The cubic root of 384078 is about 72.6897447484.

The spelling of 384078 in words is "three hundred eighty-four thousand, seventy-eight".