142224535 has 8 divisors (see below), whose sum is σ = 170948880. Its totient is φ = 113593344.

The previous prime is 142224517. The next prime is 142224539. The reversal of 142224535 is 535422241.

142224535 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 142224535 - 2⁵ = 142224503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142224539) 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, 19882 + ... + 26071.

It is an arithmetic number, because the mean of its divisors is an integer number (21368610).

Almost surely, 2^142224535 is an apocalyptic number.

142224535 is a deficient number, since it is larger than the sum of its proper divisors (28724345).

142224535 is an equidigital number, since it uses as much as digits as its factorization.

142224535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46577.

The product of its digits is 9600, while the sum is 28.

The square root of 142224535 is about 11925.7928457608. The cubic root of 142224535 is about 521.9851815839.

Adding to 142224535 its reverse (535422241), we get a palindrome (677646776).

The spelling of 142224535 in words is "one hundred forty-two million, two hundred twenty-four thousand, five hundred thirty-five".