8197042636 has 12 divisors (see below), whose sum is σ = 14449532328. Its totient is φ = 4068604832.

The previous prime is 8197042613. The next prime is 8197042639. The reversal of 8197042636 is 6362407918.

It is not an unprimeable number, because it can be changed into a prime (8197042639) 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 3 ways as a sum of consecutive naturals, for example, 7478506 + ... + 7479601.

It is an arithmetic number, because the mean of its divisors is an integer number (1204127694).

Almost surely, 2^8197042636 is an apocalyptic number.

It is an amenable number.

8197042636 is a deficient number, since it is larger than the sum of its proper divisors (6252489692).

8197042636 is a wasteful number, since it uses less digits than its factorization.

8197042636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14958248 (or 14958246 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 8197042636 is about 90537.5205978162. The cubic root of 8197042636 is about 2016.2872228057.

The spelling of 8197042636 in words is "eight billion, one hundred ninety-seven million, forty-two thousand, six hundred thirty-six".