86017217 has 16 divisors (see below), whose sum is σ = 105452928. Its totient is φ = 69041280.

The previous prime is 86017207. The next prime is 86017249. The reversal of 86017217 is 71271068.

It is not a de Polignac number, because 86017217 - 2¹⁰ = 86016193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86017207) 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, 9788 + ... + 16365.

It is an arithmetic number, because the mean of its divisors is an integer number (6590808).

Almost surely, 2^86017217 is an apocalyptic number.

It is an amenable number.

86017217 is a deficient number, since it is larger than the sum of its proper divisors (19435711).

86017217 is a wasteful number, since it uses less digits than its factorization.

86017217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26200.

The product of its (nonzero) digits is 4704, while the sum is 32.

The square root of 86017217 is about 9274.5467274687. The cubic root of 86017217 is about 441.4299500630.

The spelling of 86017217 in words is "eighty-six million, seventeen thousand, two hundred seventeen".