8613481236 has 24 divisors (see below), whose sum is σ = 20111058240. Its totient is φ = 2869312512.

The previous prime is 8613481229. The next prime is 8613481237. The reversal of 8613481236 is 6321843168.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8613481237) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 211501 + ... + 248916.

It is an arithmetic number, because the mean of its divisors is an integer number (837960760).

Almost surely, 2^8613481236 is an apocalyptic number.

It is an amenable number.

8613481236 is an abundant number, since it is smaller than the sum of its proper divisors (11497577004).

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

8613481236 is a wasteful number, since it uses less digits than its factorization.

8613481236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461983 (or 461981 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 8613481236 is about 92808.8424451033. The cubic root of 8613481236 is about 2049.8696118537.

The spelling of 8613481236 in words is "eight billion, six hundred thirteen million, four hundred eighty-one thousand, two hundred thirty-six".