6829171238 has 4 divisors (see below), whose sum is σ = 10243756860. Its totient is φ = 3414585618.

The previous prime is 6829171213. The next prime is 6829171241. The reversal of 6829171238 is 8321719286.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 6829171192 and 6829171201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1707292808 + ... + 1707292811.

It is an arithmetic number, because the mean of its divisors is an integer number (2560939215).

Almost surely, 2^6829171238 is an apocalyptic number.

6829171238 is a deficient number, since it is larger than the sum of its proper divisors (3414585622).

6829171238 is a wasteful number, since it uses less digits than its factorization.

6829171238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3414585621.

The product of its digits is 290304, while the sum is 47.

The square root of 6829171238 is about 82638.7998339763. The cubic root of 6829171238 is about 1897.2417260347.

The spelling of 6829171238 in words is "six billion, eight hundred twenty-nine million, one hundred seventy-one thousand, two hundred thirty-eight".