849136812 has 48 divisors (see below), whose sum is σ = 2014346880. Its totient is φ = 278359168.

The previous prime is 849136789. The next prime is 849136817. The reversal of 849136812 is 218631948.

849136812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (849136817) 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, 230239 + ... + 233897.

It is an arithmetic number, because the mean of its divisors is an integer number (41965560).

Almost surely, 2^849136812 is an apocalyptic number.

It is an amenable number.

849136812 is an abundant number, since it is smaller than the sum of its proper divisors (1165210068).

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

849136812 is a wasteful number, since it uses less digits than its factorization.

849136812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3982 (or 3980 counting only the distinct ones).

The product of its digits is 82944, while the sum is 42.

The square root of 849136812 is about 29139.9521619374. The cubic root of 849136812 is about 946.9474734537.

It can be divided in two parts, 849136 and 812, that added together give a palindrome (849948).

The spelling of 849136812 in words is "eight hundred forty-nine million, one hundred thirty-six thousand, eight hundred twelve".