384003 has 6 divisors (see below), whose sum is σ = 554684. Its totient is φ = 255996.

The previous prime is 384001. The next prime is 384017. The reversal of 384003 is 300483.

It is not a de Polignac number, because 384003 - 2¹ = 384001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (384001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21325 + ... + 21342.

2³⁸⁴⁰⁰³ is an apocalyptic number.

384003 is a deficient number, since it is larger than the sum of its proper divisors (170681).

384003 is a wasteful number, since it uses less digits than its factorization.

384003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42673 (or 42670 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 384003 is about 619.6797560031. The cubic root of 384003 is about 72.6850129962.

Adding to 384003 its reverse (300483), we get a palindrome (684486).

The spelling of 384003 in words is "three hundred eighty-four thousand, three".