142033224 has 16 divisors (see below), whose sum is σ = 355083120. Its totient is φ = 47344400.

The previous prime is 142033187. The next prime is 142033247. The reversal of 142033224 is 422330241.

It is a self number, because there is not a number n which added to its sum of digits gives 142033224.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2959002 + ... + 2959049.

It is an arithmetic number, because the mean of its divisors is an integer number (22192695).

Almost surely, 2^142033224 is an apocalyptic number.

It is an amenable number.

142033224 is an abundant number, since it is smaller than the sum of its proper divisors (213049896).

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

142033224 is a wasteful number, since it uses less digits than its factorization.

142033224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5918060 (or 5918056 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 142033224 is about 11917.7692543529. The cubic root of 142033224 is about 521.7510299629.

Adding to 142033224 its reverse (422330241), we get a palindrome (564363465).

The spelling of 142033224 in words is "one hundred forty-two million, thirty-three thousand, two hundred twenty-four".