140320324 has 12 divisors (see below), whose sum is σ = 246258684. Its totient is φ = 69960704.

The previous prime is 140320267. The next prime is 140320331. The reversal of 140320324 is 423023041.

It can be written as a sum of positive squares in 2 ways, for example, as 21902400 + 118417924 = 4680^2 + 10882^2 .

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, 48277 + ... + 51100.

It is an arithmetic number, because the mean of its divisors is an integer number (20521557).

Almost surely, 2^140320324 is an apocalyptic number.

It is an amenable number.

140320324 is a deficient number, since it is larger than the sum of its proper divisors (105938360).

140320324 is a wasteful number, since it uses less digits than its factorization.

140320324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99734 (or 99732 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 140320324 is about 11845.6879918391. The cubic root of 140320324 is about 519.6451276961.

Adding to 140320324 its reverse (423023041), we get a palindrome (563343365).

The spelling of 140320324 in words is "one hundred forty million, three hundred twenty thousand, three hundred twenty-four".