85942 has 8 divisors (see below), whose sum is σ = 130536. Its totient is φ = 42432.

The previous prime is 85933. The next prime is 85991. The reversal of 85942 is 24958.

It is a happy number.

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

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 85942.

It is a congruent number.

It is an unprimeable number.

85942 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 3 ways as a sum of consecutive naturals, for example, 28 + ... + 415.

It is an arithmetic number, because the mean of its divisors is an integer number (16317).

2⁸⁵⁹⁴² is an apocalyptic number.

85942 is a deficient number, since it is larger than the sum of its proper divisors (44594).

85942 is a wasteful number, since it uses less digits than its factorization.

85942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542.

The product of its digits is 2880, while the sum is 28.

The square root of 85942 is about 293.1586601143. The cubic root of 85942 is about 44.1301244360.

The spelling of 85942 in words is "eighty-five thousand, nine hundred forty-two".