85545317 has 8 divisors (see below), whose sum is σ = 100500960. Its totient is φ = 71786160.

The previous prime is 85545307. The next prime is 85545319. The reversal of 85545317 is 71354558.

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 85545317 - 2¹² = 85541221 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 (85545319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 298967 + ... + 299252.

It is an arithmetic number, because the mean of its divisors is an integer number (12562620).

Almost surely, 2^85545317 is an apocalyptic number.

It is an amenable number.

85545317 is a deficient number, since it is larger than the sum of its proper divisors (14955643).

85545317 is a wasteful number, since it uses less digits than its factorization.

85545317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598243.

The product of its digits is 84000, while the sum is 38.

The square root of 85545317 is about 9249.0711425526. The cubic root of 85545317 is about 440.6212247686.

The spelling of 85545317 in words is "eighty-five million, five hundred forty-five thousand, three hundred seventeen".