86745617 has 8 divisors (see below), whose sum is σ = 99225600. Its totient is φ = 74287584.

The previous prime is 86745569. The next prime is 86745619. The reversal of 86745617 is 71654768.

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

It is not a de Polignac number, because 86745617 - 2¹² = 86741521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86745619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4109 + ... + 13797.

It is an arithmetic number, because the mean of its divisors is an integer number (12403200).

Almost surely, 2^86745617 is an apocalyptic number.

It is an amenable number.

86745617 is a deficient number, since it is larger than the sum of its proper divisors (12479983).

86745617 is a wasteful number, since it uses less digits than its factorization.

86745617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10975.

The product of its digits is 282240, while the sum is 44.

The square root of 86745617 is about 9313.7327103584. The cubic root of 86745617 is about 442.6724696094.

The spelling of 86745617 in words is "eighty-six million, seven hundred forty-five thousand, six hundred seventeen".