86987675 has 12 divisors (see below), whose sum is σ = 111585120. Its totient is φ = 67189920.

The previous prime is 86987669. The next prime is 86987699. The reversal of 86987675 is 57678968.

It is a happy number.

It is not a de Polignac number, because 86987675 - 2²² = 82793371 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86987675.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59267 + ... + 60716.

It is an arithmetic number, because the mean of its divisors is an integer number (9298760).

Almost surely, 2^86987675 is an apocalyptic number.

86987675 is a deficient number, since it is larger than the sum of its proper divisors (24597445).

86987675 is a wasteful number, since it uses less digits than its factorization.

86987675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120022 (or 120017 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 56.

The square root of 86987675 is about 9326.7183403381. The cubic root of 86987675 is about 443.0838367896.

The spelling of 86987675 in words is "eighty-six million, nine hundred eighty-seven thousand, six hundred seventy-five".