86043587 has 4 divisors (see below), whose sum is σ = 98335536. Its totient is φ = 73751640.

The previous prime is 86043583. The next prime is 86043589. The reversal of 86043587 is 78534068.

It is a happy number.

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 86043587 - 2² = 86043583 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86043583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6145964 + ... + 6145977.

It is an arithmetic number, because the mean of its divisors is an integer number (24583884).

Almost surely, 2^86043587 is an apocalyptic number.

86043587 is a deficient number, since it is larger than the sum of its proper divisors (12291949).

86043587 is a wasteful number, since it uses less digits than its factorization.

86043587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12291948.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 86043587 is about 9275.9682513471. The cubic root of 86043587 is about 441.4750546706.

The spelling of 86043587 in words is "eighty-six million, forty-three thousand, five hundred eighty-seven".