86558071 has 8 divisors (see below), whose sum is σ = 88018560. Its totient is φ = 85105152.

The previous prime is 86558041. The next prime is 86558081. The reversal of 86558071 is 17085568.

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

It is not a de Polignac number, because 86558071 - 2²³ = 78169463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86558041) 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, 24090 + ... + 27448.

It is an arithmetic number, because the mean of its divisors is an integer number (11002320).

Almost surely, 2^86558071 is an apocalyptic number.

86558071 is a deficient number, since it is larger than the sum of its proper divisors (1460489).

86558071 is a wasteful number, since it uses less digits than its factorization.

86558071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3785.

The product of its (nonzero) digits is 67200, while the sum is 40.

The square root of 86558071 is about 9303.6590113783. The cubic root of 86558071 is about 442.3532167670.

The spelling of 86558071 in words is "eighty-six million, five hundred fifty-eight thousand, seventy-one".