140673724 has 6 divisors (see below), whose sum is σ = 246179024. Its totient is φ = 70336860.

The previous prime is 140673721. The next prime is 140673733. The reversal of 140673724 is 427376041.

It is a self number, because there is not a number n which added to its sum of digits gives 140673724.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140673721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17584212 + ... + 17584219.

Almost surely, 2^140673724 is an apocalyptic number.

It is an amenable number.

140673724 is a deficient number, since it is larger than the sum of its proper divisors (105505300).

140673724 is a wasteful number, since it uses less digits than its factorization.

140673724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35168435 (or 35168433 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 140673724 is about 11860.5954319334. The cubic root of 140673724 is about 520.0810080896.

The spelling of 140673724 in words is "one hundred forty million, six hundred seventy-three thousand, seven hundred twenty-four".