140014444 has 12 divisors (see below), whose sum is σ = 247779000. Its totient is φ = 69220448.

The previous prime is 140014429. The next prime is 140014463. The reversal of 140014444 is 444410041.

It is a happy number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 196294 + ... + 197005.

It is an arithmetic number, because the mean of its divisors is an integer number (20648250).

Almost surely, 2^140014444 is an apocalyptic number.

It is an amenable number.

140014444 is a deficient number, since it is larger than the sum of its proper divisors (107764556).

140014444 is a wasteful number, since it uses less digits than its factorization.

140014444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393392 (or 393390 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 140014444 is about 11832.7699208596. The cubic root of 140014444 is about 519.2672668055.

Adding to 140014444 its reverse (444410041), we get a palindrome (584424485).

The spelling of 140014444 in words is "one hundred forty million, fourteen thousand, four hundred forty-four".