86158841 has 4 divisors (see below), whose sum is σ = 86592000. Its totient is φ = 85725684.

The previous prime is 86158823. The next prime is 86158843. The reversal of 86158841 is 14885168.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 86158841 - 2¹⁰ = 86157817 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (86158843) 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, 216281 + ... + 216678.

It is an arithmetic number, because the mean of its divisors is an integer number (21648000).

Almost surely, 2^86158841 is an apocalyptic number.

It is an amenable number.

86158841 is a deficient number, since it is larger than the sum of its proper divisors (433159).

86158841 is a wasteful number, since it uses less digits than its factorization.

86158841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433158.

The product of its digits is 61440, while the sum is 41.

The square root of 86158841 is about 9282.1786774442. The cubic root of 86158841 is about 441.6720829683.

The spelling of 86158841 in words is "eighty-six million, one hundred fifty-eight thousand, eight hundred forty-one".