85864345 has 16 divisors (see below), whose sum is σ = 118085760. Its totient is φ = 58713984.

The previous prime is 85864307. The next prime is 85864357. The reversal of 85864345 is 54346858.

It is not a de Polignac number, because 85864345 - 2²³ = 77475737 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, 10029 + ... + 16501.

It is an arithmetic number, because the mean of its divisors is an integer number (7380360).

Almost surely, 2^85864345 is an apocalyptic number.

It is an amenable number.

85864345 is a deficient number, since it is larger than the sum of its proper divisors (32221415).

85864345 is a wasteful number, since it uses less digits than its factorization.

85864345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6864.

The product of its digits is 460800, while the sum is 43.

The square root of 85864345 is about 9266.3015815373. The cubic root of 85864345 is about 441.1682881219.

The spelling of 85864345 in words is "eighty-five million, eight hundred sixty-four thousand, three hundred forty-five".