86206975 has 12 divisors (see below), whose sum is σ = 107170720. Its totient is φ = 68788800.

The previous prime is 86206963. The next prime is 86206979. The reversal of 86206975 is 57960268.

It is not a de Polignac number, because 86206975 - 2¹¹ = 86204927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86206979) 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 11 ways as a sum of consecutive naturals, for example, 6010 + ... + 14440.

Almost surely, 2^86206975 is an apocalyptic number.

86206975 is a deficient number, since it is larger than the sum of its proper divisors (20963745).

86206975 is a wasteful number, since it uses less digits than its factorization.

86206975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8850 (or 8845 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 86206975 is about 9284.7711334206. The cubic root of 86206975 is about 441.7543166893.

The spelling of 86206975 in words is "eighty-six million, two hundred six thousand, nine hundred seventy-five".