834372823 has 4 divisors (see below), whose sum is σ = 848051128. Its totient is φ = 820694520.

The previous prime is 834372809. The next prime is 834372871. The reversal of 834372823 is 328273438.

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 834372823 - 2¹³ = 834364631 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 (834372923) 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 in 3 ways as a sum of consecutive naturals, for example, 6839061 + ... + 6839182.

It is an arithmetic number, because the mean of its divisors is an integer number (212012782).

Almost surely, 2^834372823 is an apocalyptic number.

834372823 is a deficient number, since it is larger than the sum of its proper divisors (13678305).

834372823 is a wasteful number, since it uses less digits than its factorization.

834372823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13678304.

The product of its digits is 193536, while the sum is 40.

The square root of 834372823 is about 28885.5123375023. The cubic root of 834372823 is about 941.4271451927.

The spelling of 834372823 in words is "eight hundred thirty-four million, three hundred seventy-two thousand, eight hundred twenty-three".