142323842 has 12 divisors (see below), whose sum is σ = 214977798. Its totient is φ = 70668000.

The previous prime is 142323829. The next prime is 142323877. The reversal of 142323842 is 248323241.

142323842 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 142301041 + 22801 = 11929^2 + 151^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44042 + ... + 47162.

Almost surely, 2^142323842 is an apocalyptic number.

142323842 is a deficient number, since it is larger than the sum of its proper divisors (72653956).

142323842 is an equidigital number, since it uses as much as digits as its factorization.

142323842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3425 (or 3274 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

The square root of 142323842 is about 11929.9556579226. The cubic root of 142323842 is about 522.1066438015.

The spelling of 142323842 in words is "one hundred forty-two million, three hundred twenty-three thousand, eight hundred forty-two".