834869688 has 64 divisors (see below), whose sum is σ = 2138814720. Its totient is φ = 271488000.

The previous prime is 834869687. The next prime is 834869699. The reversal of 834869688 is 886968438.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (834869687) 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, 162763 + ... + 167813.

It is an arithmetic number, because the mean of its divisors is an integer number (33418980).

Almost surely, 2^834869688 is an apocalyptic number.

It is an amenable number.

834869688 is an abundant number, since it is smaller than the sum of its proper divisors (1303945032).

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

834869688 is a wasteful number, since it uses less digits than its factorization.

834869688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5228 (or 5224 counting only the distinct ones).

The product of its digits is 15925248, while the sum is 60.

The square root of 834869688 is about 28894.1116492617. Note that the first 3 decimals coincide. The cubic root of 834869688 is about 941.6139798891.

The spelling of 834869688 in words is "eight hundred thirty-four million, eight hundred sixty-nine thousand, six hundred eighty-eight".