140072448 has 40 divisors (see below), whose sum is σ = 373165848. Its totient is φ = 46690304.

The previous prime is 140072363. The next prime is 140072467. The reversal of 140072448 is 844270041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44061 + ... + 47132.

Almost surely, 2^140072448 is an apocalyptic number.

It is an amenable number.

140072448 is an abundant number, since it is smaller than the sum of its proper divisors (233093400).

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

140072448 is an frugal number, since it uses more digits than its factorization.

140072448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91214 (or 91198 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 30.

The square root of 140072448 is about 11835.2206570051. The cubic root of 140072448 is about 519.3389627901.

The spelling of 140072448 in words is "one hundred forty million, seventy-two thousand, four hundred forty-eight".