42236 has 6 divisors (see below), whose sum is σ = 73920. Its totient is φ = 21116.

The previous prime is 42227. The next prime is 42239. The reversal of 42236 is 63224.

It is a plaindrome in base 14.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 42236.

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

42236 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 as a sum of consecutive naturals, namely, 5276 + ... + 5283.

It is an arithmetic number, because the mean of its divisors is an integer number (12320).

2⁴²²³⁶ is an apocalyptic number.

It is an amenable number.

42236 is a deficient number, since it is larger than the sum of its proper divisors (31684).

42236 is a wasteful number, since it uses less digits than its factorization.

42236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10563 (or 10561 counting only the distinct ones).

The product of its digits is 288, while the sum is 17.

The square root of 42236 is about 205.5139897914. The cubic root of 42236 is about 34.8252514134.

Adding to 42236 its product of digits (288), we get a palindrome (42524).

The spelling of 42236 in words is "forty-two thousand, two hundred thirty-six".