853843712 has 54 divisors (see below), whose sum is σ = 1732498488. Its totient is φ = 419983872.

The previous prime is 853843703. The next prime is 853843729. The reversal of 853843712 is 217348358.

It is a self number, because there is not a number n which added to its sum of digits gives 853843712.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1148813 + ... + 1149555.

Almost surely, 2^853843712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 853843712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (866249244).

853843712 is an abundant number, since it is smaller than the sum of its proper divisors (878654776).

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

853843712 is an frugal number, since it uses more digits than its factorization.

853843712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893 (or 812 counting only the distinct ones).

The product of its digits is 161280, while the sum is 41.

The square root of 853843712 is about 29220.6042374212. The cubic root of 853843712 is about 948.6939437661.

The spelling of 853843712 in words is "eight hundred fifty-three million, eight hundred forty-three thousand, seven hundred twelve".