86517445 has 8 divisors (see below), whose sum is σ = 118652544. Its totient is φ = 59326224.

The previous prime is 86517443. The next prime is 86517451. The reversal of 86517445 is 54471568.

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

It is a cyclic number.

It is not a de Polignac number, because 86517445 - 2¹ = 86517443 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86517398 and 86517407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86517443) 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, 1235929 + ... + 1235998.

It is an arithmetic number, because the mean of its divisors is an integer number (14831568).

Almost surely, 2^86517445 is an apocalyptic number.

It is an amenable number.

86517445 is a deficient number, since it is larger than the sum of its proper divisors (32135099).

86517445 is a wasteful number, since it uses less digits than its factorization.

86517445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2471939.

The product of its digits is 134400, while the sum is 40.

The square root of 86517445 is about 9301.4754205986. The cubic root of 86517445 is about 442.2839998283.

The spelling of 86517445 in words is "eighty-six million, five hundred seventeen thousand, four hundred forty-five".