142860236 has 24 divisors (see below), whose sum is σ = 259731360. Its totient is φ = 68700800.

The previous prime is 142860229. The next prime is 142860239. The reversal of 142860236 is 632068241.

It is not an unprimeable number, because it can be changed into a prime (142860239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5510 + ... + 17778.

It is an arithmetic number, because the mean of its divisors is an integer number (10822140).

Almost surely, 2^142860236 is an apocalyptic number.

It is an amenable number.

142860236 is a deficient number, since it is larger than the sum of its proper divisors (116871124).

142860236 is a wasteful number, since it uses less digits than its factorization.

142860236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12385 (or 12383 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 142860236 is about 11952.4154880928. The cubic root of 142860236 is about 522.7617314659.

The spelling of 142860236 in words is "one hundred forty-two million, eight hundred sixty thousand, two hundred thirty-six".