140320568 has 16 divisors (see below), whose sum is σ = 268699680. Its totient is φ = 68667328.

The previous prime is 140320517. The next prime is 140320571. The reversal of 140320568 is 865023041.

140320568 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 140320568.

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, 186221 + ... + 186972.

It is an arithmetic number, because the mean of its divisors is an integer number (16793730).

Almost surely, 2^140320568 is an apocalyptic number.

It is an amenable number.

140320568 is a deficient number, since it is larger than the sum of its proper divisors (128379112).

140320568 is a wasteful number, since it uses less digits than its factorization.

140320568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373246 (or 373242 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 140320568 is about 11845.6982909409. The cubic root of 140320568 is about 519.6454288959.

The spelling of 140320568 in words is "one hundred forty million, three hundred twenty thousand, five hundred sixty-eight".