86571241 has 16 divisors (see below), whose sum is σ = 92534400. Its totient is φ = 80819200.

The previous prime is 86571203. The next prime is 86571253. The reversal of 86571241 is 14217568.

It is a cyclic number.

It is not a de Polignac number, because 86571241 - 2²⁵ = 53016809 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86571197 and 86571206.

It is not an unprimeable number, because it can be changed into a prime (86571271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192585 + ... + 193033.

It is an arithmetic number, because the mean of its divisors is an integer number (5783400).

Almost surely, 2^86571241 is an apocalyptic number.

It is an amenable number.

86571241 is a deficient number, since it is larger than the sum of its proper divisors (5963159).

86571241 is a wasteful number, since it uses less digits than its factorization.

86571241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656.

The product of its digits is 13440, while the sum is 34.

The square root of 86571241 is about 9304.3667705008. The cubic root of 86571241 is about 442.3756506327.

The spelling of 86571241 in words is "eighty-six million, five hundred seventy-one thousand, two hundred forty-one".