140224944 has 40 divisors (see below), whose sum is σ = 363858160. Its totient is φ = 46533888.

The previous prime is 140224927. The next prime is 140224949. The reversal of 140224944 is 449422041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140224949) 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 in 7 ways as a sum of consecutive naturals, for example, 4614 + ... + 17370.

It is an arithmetic number, because the mean of its divisors is an integer number (9096454).

Almost surely, 2^140224944 is an apocalyptic number.

It is an amenable number.

140224944 is an abundant number, since it is smaller than the sum of its proper divisors (223633216).

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

140224944 is a wasteful number, since it uses less digits than its factorization.

140224944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12997 (or 12991 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 140224944 is about 11841.6613699261. The cubic root of 140224944 is about 519.5273614664.

Adding to 140224944 its reverse (449422041), we get a palindrome (589646985).

The spelling of 140224944 in words is "one hundred forty million, two hundred twenty-four thousand, nine hundred forty-four".