86687714 has 4 divisors (see below), whose sum is σ = 130031574. Its totient is φ = 43343856.

The previous prime is 86687681. The next prime is 86687717. The reversal of 86687714 is 41778668.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 72812089 + 13875625 = 8533^2 + 3725^2 .

It is not an unprimeable number, because it can be changed into a prime (86687717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21671927 + ... + 21671930.

Almost surely, 2^86687714 is an apocalyptic number.

86687714 is a deficient number, since it is larger than the sum of its proper divisors (43343860).

86687714 is a wasteful number, since it uses less digits than its factorization.

86687714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43343859.

The product of its digits is 451584, while the sum is 47.

The square root of 86687714 is about 9310.6237170235. The cubic root of 86687714 is about 442.5739525501.

The spelling of 86687714 in words is "eighty-six million, six hundred eighty-seven thousand, seven hundred fourteen".