8720083772 has 12 divisors (see below), whose sum is σ = 15263674776. Its totient is φ = 4359033840.

The previous prime is 8720083769. The next prime is 8720083781. The reversal of 8720083772 is 2773800278.

8720083772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 232379 + ... + 267282.

It is an arithmetic number, because the mean of its divisors is an integer number (1271972898).

Almost surely, 2^8720083772 is an apocalyptic number.

It is an amenable number.

8720083772 is a deficient number, since it is larger than the sum of its proper divisors (6543591004).

8720083772 is a wasteful number, since it uses less digits than its factorization.

8720083772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504028 (or 504026 counting only the distinct ones).

The product of its (nonzero) digits is 263424, while the sum is 44.

The square root of 8720083772 is about 93381.3887881306. The cubic root of 8720083772 is about 2058.2915243545.

The spelling of 8720083772 in words is "eight billion, seven hundred twenty million, eighty-three thousand, seven hundred seventy-two".