834879922238 has 4 divisors (see below), whose sum is σ = 1252319883360. Its totient is φ = 417439961118.

The previous prime is 834879922231. The next prime is 834879922243. The reversal of 834879922238 is 832229978438.

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

It is a super-2 number, since 2×834879922238² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (834879922231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208719980558 + ... + 208719980561.

It is an arithmetic number, because the mean of its divisors is an integer number (313079970840).

Almost surely, 2^834879922238 is an apocalyptic number.

834879922238 is a deficient number, since it is larger than the sum of its proper divisors (417439961122).

834879922238 is a wasteful number, since it uses less digits than its factorization.

834879922238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417439961121.

The product of its digits is 83607552, while the sum is 65.

The spelling of 834879922238 in words is "eight hundred thirty-four billion, eight hundred seventy-nine million, nine hundred twenty-two thousand, two hundred thirty-eight".