85676217 has 16 divisors (see below), whose sum is σ = 124803072. Its totient is φ = 51848720.

The previous prime is 85676191. The next prime is 85676221. The reversal of 85676217 is 71267658.

It is not a de Polignac number, because 85676217 - 2⁶ = 85676153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85676257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27808 + ... + 30734.

It is an arithmetic number, because the mean of its divisors is an integer number (7800192).

Almost surely, 2^85676217 is an apocalyptic number.

It is an amenable number.

85676217 is a deficient number, since it is larger than the sum of its proper divisors (39126855).

85676217 is a wasteful number, since it uses less digits than its factorization.

85676217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3828.

The product of its digits is 141120, while the sum is 42.

The square root of 85676217 is about 9256.1448238454. The cubic root of 85676217 is about 440.8458539529.

The spelling of 85676217 in words is "eighty-five million, six hundred seventy-six thousand, two hundred seventeen".