384018 has 16 divisors (see below), whose sum is σ = 794880. Its totient is φ = 123536.

The previous prime is 384017. The next prime is 384029. The reversal of 384018 is 810483.

It is not an unprimeable number, because it can be changed into a prime (384017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 930 + ... + 1277.

It is an arithmetic number, because the mean of its divisors is an integer number (49680).

2³⁸⁴⁰¹⁸ is an apocalyptic number.

384018 is an abundant number, since it is smaller than the sum of its proper divisors (410862).

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

384018 is a wasteful number, since it uses less digits than its factorization.

384018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2241.

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 384018 is about 619.6918589105. The cubic root of 384018 is about 72.6859593959.

Subtracting from 384018 its product of nonzero digits (768), we obtain a triangular number (383250 = T₈₇₅).

The spelling of 384018 in words is "three hundred eighty-four thousand, eighteen".