86708061 has 24 divisors (see below), whose sum is σ = 137635680. Its totient is φ = 52164000.

The previous prime is 86708047. The next prime is 86708099. The reversal of 86708061 is 16080768.

It is not a de Polignac number, because 86708061 - 2⁵ = 86708029 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86708261) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10611 + ... + 16911.

It is an arithmetic number, because the mean of its divisors is an integer number (5734820).

Almost surely, 2^86708061 is an apocalyptic number.

It is an amenable number.

86708061 is a deficient number, since it is larger than the sum of its proper divisors (50927619).

86708061 is a wasteful number, since it uses less digits than its factorization.

86708061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6457 (or 6454 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 86708061 is about 9311.7163294422. The cubic root of 86708061 is about 442.6085762484.

The spelling of 86708061 in words is "eighty-six million, seven hundred eight thousand, sixty-one".