853671996 has 18 divisors (see below), whose sum is σ = 2157893192. Its totient is φ = 284557320.

The previous prime is 853671989. The next prime is 853671997. The reversal of 853671996 is 699176358.

853671996 is a `hidden beast` number, since 8 + 536 + 7 + 19 + 96 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853671997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11856520 + ... + 11856591.

Almost surely, 2^853671996 is an apocalyptic number.

It is an amenable number.

853671996 is an abundant number, since it is smaller than the sum of its proper divisors (1304221196).

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

853671996 is a wasteful number, since it uses less digits than its factorization.

853671996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23713121 (or 23713116 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The square root of 853671996 is about 29217.6658205271. The cubic root of 853671996 is about 948.6303424111.

The spelling of 853671996 in words is "eight hundred fifty-three million, six hundred seventy-one thousand, nine hundred ninety-six".