142424334 has 48 divisors (see below), whose sum is σ = 351881712. Its totient is φ = 41243904.

The previous prime is 142424333. The next prime is 142424341. The reversal of 142424334 is 433424241.

It is a happy number.

142424334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 142424298 and 142424307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142424333) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13924 + ... + 21879.

It is an arithmetic number, because the mean of its divisors is an integer number (7330869).

Almost surely, 2^142424334 is an apocalyptic number.

142424334 is an abundant number, since it is smaller than the sum of its proper divisors (209457378).

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

142424334 is a wasteful number, since it uses less digits than its factorization.

142424334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35841 (or 35838 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

The square root of 142424334 is about 11934.1666655029. The cubic root of 142424334 is about 522.2294978883.

Adding to 142424334 its reverse (433424241), we get a palindrome (575848575).

The spelling of 142424334 in words is "one hundred forty-two million, four hundred twenty-four thousand, three hundred thirty-four".