86642695 has 8 divisors (see below), whose sum is σ = 104040144. Its totient is φ = 69268224.

The previous prime is 86642687. The next prime is 86642707. The reversal of 86642695 is 59624668.

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 86642695 - 2³ = 86642687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4087 + ... + 13783.

It is an arithmetic number, because the mean of its divisors is an integer number (13005018).

Almost surely, 2^86642695 is an apocalyptic number.

86642695 is a deficient number, since it is larger than the sum of its proper divisors (17397449).

86642695 is a wasteful number, since it uses less digits than its factorization.

86642695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11489.

The product of its digits is 622080, while the sum is 46.

The square root of 86642695 is about 9308.2057884428. The cubic root of 86642695 is about 442.4973262098.

The spelling of 86642695 in words is "eighty-six million, six hundred forty-two thousand, six hundred ninety-five".