85318115 has 16 divisors (see below), whose sum is σ = 106138560. Its totient is φ = 65784960.

The previous prime is 85318091. The next prime is 85318133. The reversal of 85318115 is 51181358.

It is a happy number.

It is not a de Polignac number, because 85318115 - 2²² = 81123811 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18050 + ... + 22280.

It is an arithmetic number, because the mean of its divisors is an integer number (6633660).

Almost surely, 2^85318115 is an apocalyptic number.

85318115 is a deficient number, since it is larger than the sum of its proper divisors (20820445).

85318115 is a wasteful number, since it uses less digits than its factorization.

85318115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4382.

The product of its digits is 4800, while the sum is 32.

The square root of 85318115 is about 9236.7805538510. The cubic root of 85318115 is about 440.2307931771.

The spelling of 85318115 in words is "eighty-five million, three hundred eighteen thousand, one hundred fifteen".