140066744 has 16 divisors (see below), whose sum is σ = 265036200. Its totient is φ = 69390432.

The previous prime is 140066743. The next prime is 140066749. The reversal of 140066744 is 447660041.

It is a self number, because there is not a number n which added to its sum of digits gives 140066744.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140066743) 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, 79442 + ... + 81185.

Almost surely, 2^140066744 is an apocalyptic number.

It is an amenable number.

140066744 is a deficient number, since it is larger than the sum of its proper divisors (124969456).

140066744 is a wasteful number, since it uses less digits than its factorization.

140066744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160742 (or 160738 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 140066744 is about 11834.9796789010. The cubic root of 140066744 is about 519.3319132247.

The spelling of 140066744 in words is "one hundred forty million, sixty-six thousand, seven hundred forty-four".