8685612 has 72 divisors (see below), whose sum is σ = 24083696. Its totient is φ = 2623104.

The previous prime is 8685601. The next prime is 8685619. The reversal of 8685612 is 2165868.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (8685619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31218 + ... + 31494.

Almost surely, 2^8685612 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 8685612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12041848).

8685612 is an abundant number, since it is smaller than the sum of its proper divisors (15398084).

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

8685612 is a wasteful number, since it uses less digits than its factorization.

8685612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367 (or 362 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 8685612 is about 2947.1362370953. The cubic root of 8685612 is about 205.5575699611.

It can be divided in two parts, 86856 and 12, that added together give a palindrome (86868).

The spelling of 8685612 in words is "eight million, six hundred eighty-five thousand, six hundred twelve".