140234044 has 12 divisors (see below), whose sum is σ = 246429568. Its totient is φ = 69825600.

The previous prime is 140234023. The next prime is 140234047. The reversal of 140234044 is 440432041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140234047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71772 + ... + 73699.

Almost surely, 2^140234044 is an apocalyptic number.

It is an amenable number.

140234044 is a deficient number, since it is larger than the sum of its proper divisors (106195524).

140234044 is a wasteful number, since it uses less digits than its factorization.

140234044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145716 (or 145714 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 140234044 is about 11842.0456003175. The cubic root of 140234044 is about 519.5385995923.

Adding to 140234044 its reverse (440432041), we get a palindrome (580666085).

The spelling of 140234044 in words is "one hundred forty million, two hundred thirty-four thousand, forty-four".