140607172 has 6 divisors (see below), whose sum is σ = 246062558. Its totient is φ = 70303584.

The previous prime is 140607169. The next prime is 140607191. The reversal of 140607172 is 271706041.

It can be written as a sum of positive squares in only one way, i.e., 140564736 + 42436 = 11856^2 + 206^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 140607172.

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 as a sum of consecutive naturals, namely, 17575893 + ... + 17575900.

Almost surely, 2^140607172 is an apocalyptic number.

It is an amenable number.

140607172 is a deficient number, since it is larger than the sum of its proper divisors (105455386).

140607172 is a wasteful number, since it uses less digits than its factorization.

140607172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35151797 (or 35151795 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 140607172 is about 11857.7895073239. The cubic root of 140607172 is about 519.9989792879.

The spelling of 140607172 in words is "one hundred forty million, six hundred seven thousand, one hundred seventy-two".