8342247186 has 160 divisors (see below), whose sum is σ = 23146599168. Its totient is φ = 2186766720.

The previous prime is 8342247181. The next prime is 8342247197. The reversal of 8342247186 is 6817422438.

It is a happy number.

8342247186 is a `hidden beast` number, since 8 + 3 + 422 + 47 + 186 = 666.

It is a super-2 number, since 2×8342247186² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8342247181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2548731 + ... + 2552001.

Almost surely, 2^8342247186 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8342247186, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11573299584).

8342247186 is an abundant number, since it is smaller than the sum of its proper divisors (14804351982).

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

8342247186 is a wasteful number, since it uses less digits than its factorization.

8342247186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3478 (or 3469 counting only the distinct ones).

The product of its digits is 516096, while the sum is 45.

The square root of 8342247186 is about 91335.9030502245. The cubic root of 8342247186 is about 2028.1232856321.

The spelling of 8342247186 in words is "eight billion, three hundred forty-two million, two hundred forty-seven thousand, one hundred eighty-six".