86713847 has 4 divisors (see below), whose sum is σ = 94596936. Its totient is φ = 78830760.

The previous prime is 86713817. The next prime is 86713867. The reversal of 86713847 is 74831768.

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

It is a cyclic number.

It is not a de Polignac number, because 86713847 - 2⁸ = 86713591 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86713798 and 86713807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86713817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3941528 + ... + 3941549.

It is an arithmetic number, because the mean of its divisors is an integer number (23649234).

Almost surely, 2^86713847 is an apocalyptic number.

86713847 is a deficient number, since it is larger than the sum of its proper divisors (7883089).

86713847 is a wasteful number, since it uses less digits than its factorization.

86713847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7883088.

The product of its digits is 225792, while the sum is 44.

The square root of 86713847 is about 9312.0270081223. The cubic root of 86713847 is about 442.6184210703.

The spelling of 86713847 in words is "eighty-six million, seven hundred thirteen thousand, eight hundred forty-seven".