86359217 has 24 divisors (see below), whose sum is σ = 103289472. Its totient is φ = 71971200.

The previous prime is 86359213. The next prime is 86359241. The reversal of 86359217 is 71295368.

It is not a de Polignac number, because 86359217 - 2² = 86359213 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86359213) 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, 358217 + ... + 358457.

It is an arithmetic number, because the mean of its divisors is an integer number (4303728).

Almost surely, 2^86359217 is an apocalyptic number.

It is an amenable number.

86359217 is a deficient number, since it is larger than the sum of its proper divisors (16930255).

86359217 is a wasteful number, since it uses less digits than its factorization.

86359217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429 (or 422 counting only the distinct ones).

The product of its digits is 90720, while the sum is 41.

The square root of 86359217 is about 9292.9659958487. The cubic root of 86359217 is about 442.0142106226.

The spelling of 86359217 in words is "eighty-six million, three hundred fifty-nine thousand, two hundred seventeen".