86449 has 8 divisors (see below), whose sum is σ = 97920. Its totient is φ = 75600.

The previous prime is 86441. The next prime is 86453. The reversal of 86449 is 94468.

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 86449 - 2³ = 86441 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 86449.

It is not an unprimeable number, because it can be changed into a prime (86441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184 + ... + 454.

It is an arithmetic number, because the mean of its divisors is an integer number (12240).

2⁸⁶⁴⁴⁹ is an apocalyptic number.

It is an amenable number.

86449 is a deficient number, since it is larger than the sum of its proper divisors (11471).

86449 is a wasteful number, since it uses less digits than its factorization.

86449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311.

The product of its digits is 6912, while the sum is 31.

The square root of 86449 is about 294.0221080123. The cubic root of 86449 is about 44.2167336980.

It can be divided in two parts, 86 and 449, that added together give a palindrome (535).

The spelling of 86449 in words is "eighty-six thousand, four hundred forty-nine".