384340803 has 16 divisors (see below), whose sum is σ = 638904576. Its totient is φ = 199657440.

The previous prime is 384340783. The next prime is 384340829. The reversal of 384340803 is 308043483.

It is not a de Polignac number, because 384340803 - 2¹⁰ = 384339779 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (384340703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 831676 + ... + 832137.

It is an arithmetic number, because the mean of its divisors is an integer number (39931536).

Almost surely, 2^384340803 is an apocalyptic number.

384340803 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

384340803 is a deficient number, since it is larger than the sum of its proper divisors (254563773).

384340803 is a wasteful number, since it uses less digits than its factorization.

384340803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1663834.

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 384340803 is about 19604.6117788647. The cubic root of 384340803 is about 727.0632013809.

The spelling of 384340803 in words is "three hundred eighty-four million, three hundred forty thousand, eight hundred three".