91842 has 8 divisors (see below), whose sum is σ = 183696. Its totient is φ = 30612.

The previous prime is 91841. The next prime is 91867. The reversal of 91842 is 24819.

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

91842 is an admirable number.

It is a d-powerful number, because it can be written as 9⁵ + 1 + 8 + 4² + 2¹⁵ .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 91842.

It is not an unprimeable number, because it can be changed into a prime (91841) 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, 7648 + ... + 7659.

It is an arithmetic number, because the mean of its divisors is an integer number (22962).

2⁹¹⁸⁴² is an apocalyptic number.

91842 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91848).

91842 is a wasteful number, since it uses less digits than its factorization.

91842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15312.

The product of its digits is 576, while the sum is 24.

The square root of 91842 is about 303.0544505530. The cubic root of 91842 is about 45.1177164857.

The spelling of 91842 in words is "ninety-one thousand, eight hundred forty-two".