76685 has 12 divisors (see below), whose sum is σ = 107388. Its totient is φ = 52416.

The previous prime is 76679. The next prime is 76697. The reversal of 76685 is 58667.

It can be written as a sum of positive squares in 2 ways, for example, as 9604 + 67081 = 98^2 + 259^2 .

It is not a de Polignac number, because 76685 - 2¹⁶ = 11149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89 + ... + 401.

It is an arithmetic number, because the mean of its divisors is an integer number (8949).

2⁷⁶⁶⁸⁵ is an apocalyptic number.

It is an amenable number.

76685 is a deficient number, since it is larger than the sum of its proper divisors (30703).

76685 is a wasteful number, since it uses less digits than its factorization.

76685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332 (or 325 counting only the distinct ones).

The product of its digits is 10080, while the sum is 32.

The square root of 76685 is about 276.9205662279. The cubic root of 76685 is about 42.4851158952.

The spelling of 76685 in words is "seventy-six thousand, six hundred eighty-five".