86679693 has 8 divisors (see below), whose sum is σ = 128414400. Its totient is φ = 57786444.

The previous prime is 86679683. The next prime is 86679727. The reversal of 86679693 is 39697668.

It is a happy number.

It is not a de Polignac number, because 86679693 - 2⁵ = 86679661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86679613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1605153 + ... + 1605206.

It is an arithmetic number, because the mean of its divisors is an integer number (16051800).

Almost surely, 2^86679693 is an apocalyptic number.

It is an amenable number.

86679693 is a deficient number, since it is larger than the sum of its proper divisors (41734707).

86679693 is a wasteful number, since it uses less digits than its factorization.

86679693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3210368 (or 3210362 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 54.

The square root of 86679693 is about 9310.1929625545. The cubic root of 86679693 is about 442.5603020376.

The spelling of 86679693 in words is "eighty-six million, six hundred seventy-nine thousand, six hundred ninety-three".