86051717 has 4 divisors (see below), whose sum is σ = 89793120. Its totient is φ = 82310316.

The previous prime is 86051699. The next prime is 86051737. The reversal of 86051717 is 71715068.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 86051717 - 2⁶ = 86051653 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 (86051737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1870667 + ... + 1870712.

It is an arithmetic number, because the mean of its divisors is an integer number (22448280).

Almost surely, 2^86051717 is an apocalyptic number.

It is an amenable number.

86051717 is a deficient number, since it is larger than the sum of its proper divisors (3741403).

86051717 is a wasteful number, since it uses less digits than its factorization.

86051717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3741402.

The product of its (nonzero) digits is 11760, while the sum is 35.

The square root of 86051717 is about 9276.4064701801. The cubic root of 86051717 is about 441.4889587832.

It can be divided in two parts, 86051 and 717, that added together give a palindrome (86768).

The spelling of 86051717 in words is "eighty-six million, fifty-one thousand, seven hundred seventeen".