85975863 has 16 divisors (see below), whose sum is σ = 119854080. Its totient is φ = 54717344.

The previous prime is 85975847. The next prime is 85975871. The reversal of 85975863 is 36857958.

It is a cyclic number.

It is not a de Polignac number, because 85975863 - 2⁴ = 85975847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85975873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48745 + ... + 50477.

It is an arithmetic number, because the mean of its divisors is an integer number (7490880).

Almost surely, 2^85975863 is an apocalyptic number.

85975863 is a deficient number, since it is larger than the sum of its proper divisors (33878217).

85975863 is a wasteful number, since it uses less digits than its factorization.

85975863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2478.

The product of its digits is 1814400, while the sum is 51.

The square root of 85975863 is about 9272.3170243473. The cubic root of 85975863 is about 441.3591974819.

The spelling of 85975863 in words is "eighty-five million, nine hundred seventy-five thousand, eight hundred sixty-three".