8720196 has 24 divisors (see below), whose sum is σ = 20732544. Its totient is φ = 2851680.

The previous prime is 8720191. The next prime is 8720227. The reversal of 8720196 is 6910278.

It is not an unprimeable number, because it can be changed into a prime (8720191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6220 + ... + 7491.

It is an arithmetic number, because the mean of its divisors is an integer number (863856).

Almost surely, 2^8720196 is an apocalyptic number.

It is an amenable number.

8720196 is an abundant number, since it is smaller than the sum of its proper divisors (12012348).

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

8720196 is a wasteful number, since it uses less digits than its factorization.

8720196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13771 (or 13769 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 8720196 is about 2952.9977988478. The cubic root of 8720196 is about 205.8300354428.

The spelling of 8720196 in words is "eight million, seven hundred twenty thousand, one hundred ninety-six".