3189838423 has 4 divisors (see below), whose sum is σ = 3190330000. Its totient is φ = 3189346848.

The previous prime is 3189838373. The next prime is 3189838429. The reversal of 3189838423 is 3248389813.

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 3189838423 - 2¹⁷ = 3189707351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3189838429) 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, 235923 + ... + 249076.

It is an arithmetic number, because the mean of its divisors is an integer number (797582500).

Almost surely, 2^3189838423 is an apocalyptic number.

3189838423 is a deficient number, since it is larger than the sum of its proper divisors (491577).

3189838423 is an equidigital number, since it uses as much as digits as its factorization.

3189838423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491576.

The product of its digits is 995328, while the sum is 49.

The square root of 3189838423 is about 56478.6545785220. The cubic root of 3189838423 is about 1472.0511300704.

The spelling of 3189838423 in words is "three billion, one hundred eighty-nine million, eight hundred thirty-eight thousand, four hundred twenty-three".