142336 has 22 divisors (see below), whose sum is σ = 286580. Its totient is φ = 70656.

The previous prime is 142327. The next prime is 142357. The reversal of 142336 is 633241.

It is an unprimeable number.

142336 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, 955 + ... + 1093.

2¹⁴²³³⁶ is an apocalyptic number.

142336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143290).

142336 is an abundant number, since it is smaller than the sum of its proper divisors (144244).

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

142336 is an equidigital number, since it uses as much as digits as its factorization.

142336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159 (or 141 counting only the distinct ones).

The product of its digits is 432, while the sum is 19.

The square root of 142336 is about 377.2744359217. The cubic root of 142336 is about 52.2121510348.

Adding to 142336 its reverse (633241), we get a palindrome (775577).

The spelling of 142336 in words is "one hundred forty-two thousand, three hundred thirty-six".