839164968 has 64 divisors (see below), whose sum is σ = 2333520000. Its totient is φ = 279421056.

The previous prime is 839164961. The next prime is 839164969. The reversal of 839164968 is 869461938.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (839164961) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300796 + ... + 303572.

It is an arithmetic number, because the mean of its divisors is an integer number (36461250).

Almost surely, 2^839164968 is an apocalyptic number.

It is an amenable number.

839164968 is an abundant number, since it is smaller than the sum of its proper divisors (1494355032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

839164968 is a wasteful number, since it uses less digits than its factorization.

839164968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4191 (or 4181 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 54.

The square root of 839164968 is about 28968.3442398767. The cubic root of 839164968 is about 943.2260395921.

The spelling of 839164968 in words is "eight hundred thirty-nine million, one hundred sixty-four thousand, nine hundred sixty-eight".