3138474206 has 36 divisors (see below), whose sum is σ = 5509091952. Its totient is φ = 1337052024.

The previous prime is 3138474203. The next prime is 3138474247. The reversal of 3138474206 is 6024748313.

3138474206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3138474206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3138474203) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 6778331 + ... + 6778793.

It is an arithmetic number, because the mean of its divisors is an integer number (153030332).

Almost surely, 2^3138474206 is an apocalyptic number.

3138474206 is a deficient number, since it is larger than the sum of its proper divisors (2370617746).

3138474206 is an equidigital number, since it uses as much as digits as its factorization.

3138474206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005 (or 735 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 3138474206 is about 56022.0867694162. The cubic root of 3138474206 is about 1464.1071265309.

The spelling of 3138474206 in words is "three billion, one hundred thirty-eight million, four hundred seventy-four thousand, two hundred six".