140242224 has 40 divisors (see below), whose sum is σ = 378047232. Its totient is φ = 44714560.

The previous prime is 140242217. The next prime is 140242241. The reversal of 140242224 is 422242041.

140242224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 140242224.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62412 + ... + 64619.

Almost surely, 2^140242224 is an apocalyptic number.

It is an amenable number.

140242224 is an abundant number, since it is smaller than the sum of its proper divisors (237805008).

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

140242224 is a wasteful number, since it uses less digits than its factorization.

140242224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127065 (or 127059 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 140242224 is about 11842.3909747990. The cubic root of 140242224 is about 519.5487011411.

Adding to 140242224 its reverse (422242041), we get a palindrome (562484265).

The spelling of 140242224 in words is "one hundred forty million, two hundred forty-two thousand, two hundred twenty-four".