86173841 has 16 divisors (see below), whose sum is σ = 96018048. Its totient is φ = 76828800.

The previous prime is 86173823. The next prime is 86173853. The reversal of 86173841 is 14837168.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86173841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86173795 and 86173804.

It is not an unprimeable number, because it can be changed into a prime (86173811) 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 15 ways as a sum of consecutive naturals, for example, 56276 + ... + 57786.

It is an arithmetic number, because the mean of its divisors is an integer number (6001128).

Almost surely, 2^86173841 is an apocalyptic number.

It is an amenable number.

86173841 is a deficient number, since it is larger than the sum of its proper divisors (9844207).

86173841 is a wasteful number, since it uses less digits than its factorization.

86173841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1672.

The product of its digits is 32256, while the sum is 38.

The square root of 86173841 is about 9282.9866422397. The cubic root of 86173841 is about 441.6977127498.

The spelling of 86173841 in words is "eighty-six million, one hundred seventy-three thousand, eight hundred forty-one".