42234 has 8 divisors (see below), whose sum is σ = 84480. Its totient is φ = 14076.

The previous prime is 42227. The next prime is 42239. The reversal of 42234 is 43224.

It is a happy number.

42234 is nontrivially palindromic in base 9.

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

42234 is an admirable number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (42239) by changing a digit.

42234 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3514 + ... + 3525.

It is an arithmetic number, because the mean of its divisors is an integer number (10560).

2⁴²²³⁴ is an apocalyptic number.

42234 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 (42240).

42234 is a wasteful number, since it uses less digits than its factorization.

42234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7044.

The product of its digits is 192, while the sum is 15.

The square root of 42234 is about 205.5091238850. The cubic root of 42234 is about 34.8247017117.

Adding to 42234 its reverse (43224), we get a palindrome (85458).

Subtracting 42234 from its reverse (43224), we obtain a triangular number (990 = T₄₄).

It can be divided in two parts, 42 and 234, that added together give a triangular number (276 = T₂₃).

The spelling of 42234 in words is "forty-two thousand, two hundred thirty-four".