86573863 has 8 divisors (see below), whose sum is σ = 90482400. Its totient is φ = 82677408.

The previous prime is 86573819. The next prime is 86573891. The reversal of 86573863 is 36837568.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 86573863 - 2¹⁷ = 86442791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86573813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13653 + ... + 18961.

It is an arithmetic number, because the mean of its divisors is an integer number (11310300).

Almost surely, 2^86573863 is an apocalyptic number.

86573863 is a deficient number, since it is larger than the sum of its proper divisors (3908537).

86573863 is a wasteful number, since it uses less digits than its factorization.

86573863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6041.

The product of its digits is 725760, while the sum is 46.

The square root of 86573863 is about 9304.5076710162. The cubic root of 86573863 is about 442.3801166934.

The spelling of 86573863 in words is "eighty-six million, five hundred seventy-three thousand, eight hundred sixty-three".