140172324 has 24 divisors (see below), whose sum is σ = 327788160. Its totient is φ = 46621344.

The previous prime is 140172287. The next prime is 140172343. The reversal of 140172324 is 423271041.

It is a happy number.

140172324 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 140172294 and 140172303.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7059 + ... + 18170.

It is an arithmetic number, because the mean of its divisors is an integer number (13657840).

Almost surely, 2^140172324 is an apocalyptic number.

It is an amenable number.

140172324 is an abundant number, since it is smaller than the sum of its proper divisors (187615836).

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

140172324 is a wasteful number, since it uses less digits than its factorization.

140172324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25699 (or 25697 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 140172324 is about 11839.4393448339. The cubic root of 140172324 is about 519.4623683936.

The spelling of 140172324 in words is "one hundred forty million, one hundred seventy-two thousand, three hundred twenty-four".