142322312 has 32 divisors (see below), whose sum is σ = 306439200. Its totient is φ = 61286400.

The previous prime is 142322311. The next prime is 142322339. The reversal of 142322312 is 213223241.

142322312 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (142322311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40889 + ... + 44232.

It is an arithmetic number, because the mean of its divisors is an integer number (9576225).

Almost surely, 2^142322312 is an apocalyptic number.

It is an amenable number.

142322312 is an abundant number, since it is smaller than the sum of its proper divisors (164116888).

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

142322312 is a wasteful number, since it uses less digits than its factorization.

142322312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85157 (or 85153 counting only the distinct ones).

The product of its digits is 576, while the sum is 20.

The square root of 142322312 is about 11929.8915334549. The cubic root of 142322312 is about 522.1047728898.

Adding to 142322312 its reverse (213223241), we get a palindrome (355545553).

The spelling of 142322312 in words is "one hundred forty-two million, three hundred twenty-two thousand, three hundred twelve".