11842 has 8 divisors (see below), whose sum is σ = 18432. Its totient is φ = 5700.

The previous prime is 11839. The next prime is 11863. The reversal of 11842 is 24811.

It is a happy number.

11842 is nontrivially palindromic in base 3.

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

It is a plaindrome in base 14.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34 + ... + 157.

It is an arithmetic number, because the mean of its divisors is an integer number (2304).

2¹¹⁸⁴² is an apocalyptic number.

11842 is a deficient number, since it is larger than the sum of its proper divisors (6590).

11842 is a wasteful number, since it uses less digits than its factorization.

11842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224.

The product of its digits is 64, while the sum is 16.

The square root of 11842 is about 108.8209538646. The cubic root of 11842 is about 22.7933601266.

The spelling of 11842 in words is "eleven thousand, eight hundred forty-two".