142932224 has 36 divisors (see below), whose sum is σ = 286088460. Its totient is φ = 71270400.

The previous prime is 142932203. The next prime is 142932233. The reversal of 142932224 is 422239241.

It is a happy number.

142932224 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 2 ways, for example, as 52301824 + 90630400 = 7232^2 + 9520^2 .

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153392 + ... + 154320.

Almost surely, 2^142932224 is an apocalyptic number.

It is an amenable number.

142932224 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

142932224 is an frugal number, since it uses more digits than its factorization.

142932224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1546 (or 1532 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 142932224 is about 11955.4265503160. The cubic root of 142932224 is about 522.8495241535.

The spelling of 142932224 in words is "one hundred forty-two million, nine hundred thirty-two thousand, two hundred twenty-four".