86242 has 16 divisors (see below), whose sum is σ = 145152. Its totient is φ = 38160.

The previous prime is 86239. The next prime is 86243. The reversal of 86242 is 24268.

It is not an unprimeable number, because it can be changed into a prime (86243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 753 + ... + 859.

It is an arithmetic number, because the mean of its divisors is an integer number (9072).

2⁸⁶²⁴² is an apocalyptic number.

86242 is a deficient number, since it is larger than the sum of its proper divisors (58910).

86242 is a wasteful number, since it uses less digits than its factorization.

86242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153.

The product of its digits is 768, while the sum is 22.

The square root of 86242 is about 293.6698826914. The cubic root of 86242 is about 44.1814135322.

The spelling of 86242 in words is "eighty-six thousand, two hundred forty-two".