142431024 has 40 divisors (see below), whose sum is σ = 368547840. Its totient is φ = 47399488.

The previous prime is 142431013. The next prime is 142431031. The reversal of 142431024 is 420134241.

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 7 ways as a sum of consecutive naturals, for example, 32449 + ... + 36575.

It is an arithmetic number, because the mean of its divisors is an integer number (9213696).

Almost surely, 2^142431024 is an apocalyptic number.

It is an amenable number.

142431024 is an abundant number, since it is smaller than the sum of its proper divisors (226116816).

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

142431024 is a wasteful number, since it uses less digits than its factorization.

142431024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4857 (or 4851 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 142431024 is about 11934.4469499009. The cubic root of 142431024 is about 522.2376745356.

Adding to 142431024 its reverse (420134241), we get a palindrome (562565265).

The spelling of 142431024 in words is "one hundred forty-two million, four hundred thirty-one thousand, twenty-four".