142707424 has 24 divisors (see below), whose sum is σ = 281230488. Its totient is φ = 71283840.

The previous prime is 142707421. The next prime is 142707437. The reversal of 142707424 is 424707241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142707421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50694 + ... + 53434.

It is an arithmetic number, because the mean of its divisors is an integer number (11717937).

Almost surely, 2^142707424 is an apocalyptic number.

It is an amenable number.

142707424 is a deficient number, since it is larger than the sum of its proper divisors (138523064).

142707424 is a wasteful number, since it uses less digits than its factorization.

142707424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4378 (or 4370 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 31.

The square root of 142707424 is about 11946.0212623283. The cubic root of 142707424 is about 522.5752723832.

The spelling of 142707424 in words is "one hundred forty-two million, seven hundred seven thousand, four hundred twenty-four".