8140768 has 24 divisors (see below), whose sum is σ = 16270632. Its totient is φ = 4008576.

The previous prime is 8140763. The next prime is 8140771. The reversal of 8140768 is 8670418.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8140763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246 + ... + 4042.

It is an arithmetic number, because the mean of its divisors is an integer number (677943).

Almost surely, 2^8140768 is an apocalyptic number.

It is an amenable number.

8140768 is a deficient number, since it is larger than the sum of its proper divisors (8129864).

8140768 is a wasteful number, since it uses less digits than its factorization.

8140768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3874 (or 3866 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 8140768 is about 2853.2031122933. The cubic root of 8140768 is about 201.1662527207.

The spelling of 8140768 in words is "eight million, one hundred forty thousand, seven hundred sixty-eight".