142331024 has 20 divisors (see below), whose sum is σ = 300836400. Its totient is φ = 64695840.

The previous prime is 142331017. The next prime is 142331039. The reversal of 142331024 is 420133241.

It is a junction number, because it is equal to n+sod(n) for n = 142330987 and 142331005.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 404174 + ... + 404525.

It is an arithmetic number, because the mean of its divisors is an integer number (15041820).

Almost surely, 2^142331024 is an apocalyptic number.

It is an amenable number.

142331024 is an abundant number, since it is smaller than the sum of its proper divisors (158505376).

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

142331024 is a wasteful number, since it uses less digits than its factorization.

142331024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808718 (or 808712 counting only the distinct ones).

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

The square root of 142331024 is about 11930.2566611117. The cubic root of 142331024 is about 522.1154259020.

Adding to 142331024 its reverse (420133241), we get a palindrome (562464265).

The spelling of 142331024 in words is "one hundred forty-two million, three hundred thirty-one thousand, twenty-four".