86747875 has 16 divisors (see below), whose sum is σ = 108894240. Its totient is φ = 68992800.

The previous prime is 86747873. The next prime is 86747879. The reversal of 86747875 is 57874768.

It is not a de Polignac number, because 86747875 - 2¹ = 86747873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86747873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20437 + ... + 24313.

It is an arithmetic number, because the mean of its divisors is an integer number (6805890).

Almost surely, 2^86747875 is an apocalyptic number.

86747875 is a deficient number, since it is larger than the sum of its proper divisors (22146365).

86747875 is a wasteful number, since it uses less digits than its factorization.

86747875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4071 (or 4061 counting only the distinct ones).

The product of its digits is 2634240, while the sum is 52.

The square root of 86747875 is about 9313.8539284230. The cubic root of 86747875 is about 442.6763105172.

The spelling of 86747875 in words is "eighty-six million, seven hundred forty-seven thousand, eight hundred seventy-five".