76865983 has 8 divisors (see below), whose sum is σ = 80781008. Its totient is φ = 73047744.

The previous prime is 76865941. The next prime is 76866017. The reversal of 76865983 is 38956867.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 76865983 - 2²¹ = 74768831 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 76865983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76865923) 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, 22566 + ... + 25747.

It is an arithmetic number, because the mean of its divisors is an integer number (10097626).

Almost surely, 2^76865983 is an apocalyptic number.

76865983 is a deficient number, since it is larger than the sum of its proper divisors (3915025).

76865983 is a wasteful number, since it uses less digits than its factorization.

76865983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48393.

The product of its digits is 2177280, while the sum is 52.

The square root of 76865983 is about 8767.3247344900. The cubic root of 76865983 is about 425.1851244255.

The spelling of 76865983 in words is "seventy-six million, eight hundred sixty-five thousand, nine hundred eighty-three".