389229203 has 4 divisors (see below), whose sum is σ = 424613688. Its totient is φ = 353844720.

The previous prime is 389229187. The next prime is 389229223. The reversal of 389229203 is 302922983.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 389229203 - 2⁴ = 389229187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (389229223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17692226 + ... + 17692247.

It is an arithmetic number, because the mean of its divisors is an integer number (106153422).

Almost surely, 2^389229203 is an apocalyptic number.

389229203 is a deficient number, since it is larger than the sum of its proper divisors (35384485).

389229203 is a wasteful number, since it uses less digits than its factorization.

389229203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35384484.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 389229203 is about 19728.8925943652. The cubic root of 389229203 is about 730.1327105943.

The spelling of 389229203 in words is "three hundred eighty-nine million, two hundred twenty-nine thousand, two hundred three".