85459617 has 10 divisors (see below), whose sum is σ = 127662018. Its totient is φ = 56973024.

The previous prime is 85459609. The next prime is 85459631. The reversal of 85459617 is 71695458.

85459617 is a `hidden beast` number, since 8 + 54 + 596 + 1 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 83612736 + 1846881 = 9144^2 + 1359^2 .

It is not a de Polignac number, because 85459617 - 2³ = 85459609 is a prime.

It is a super-2 number, since 2×85459617² = 14606692275573378, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (85459637) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 527448 + ... + 527609.

Almost surely, 2^85459617 is an apocalyptic number.

It is an amenable number.

85459617 is a deficient number, since it is larger than the sum of its proper divisors (42202401).

85459617 is a wasteful number, since it uses less digits than its factorization.

85459617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055069 (or 1055060 counting only the distinct ones).

The product of its digits is 302400, while the sum is 45.

The square root of 85459617 is about 9244.4370839981. The cubic root of 85459617 is about 440.4740362874.

The spelling of 85459617 in words is "eighty-five million, four hundred fifty-nine thousand, six hundred seventeen".