140241224 has 8 divisors (see below), whose sum is σ = 262952310. Its totient is φ = 70120608.

The previous prime is 140241221. The next prime is 140241287. The reversal of 140241224 is 422142041.

It can be written as a sum of positive squares in only one way, i.e., 125664100 + 14577124 = 11210^2 + 3818^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 140241196 and 140241205.

It is not an unprimeable number, because it can be changed into a prime (140241221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8765069 + ... + 8765084.

Almost surely, 2^140241224 is an apocalyptic number.

It is an amenable number.

140241224 is a deficient number, since it is larger than the sum of its proper divisors (122711086).

140241224 is a wasteful number, since it uses less digits than its factorization.

140241224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17530159 (or 17530155 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 140241224 is about 11842.3487535201. The cubic root of 140241224 is about 519.5474662540.

Adding to 140241224 its reverse (422142041), we get a palindrome (562383265).

The spelling of 140241224 in words is "one hundred forty million, two hundred forty-one thousand, two hundred twenty-four".