140168 has 16 divisors (see below), whose sum is σ = 300480. Its totient is φ = 60048.

The previous prime is 140167. The next prime is 140171. The reversal of 140168 is 861041.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (140167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1196 + ... + 1307.

It is an arithmetic number, because the mean of its divisors is an integer number (18780).

2¹⁴⁰¹⁶⁸ is an apocalyptic number.

It is an amenable number.

140168 is an abundant number, since it is smaller than the sum of its proper divisors (160312).

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

140168 is a wasteful number, since it uses less digits than its factorization.

140168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2516 (or 2512 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 140168 is about 374.3901708111. The cubic root of 140168 is about 51.9457026925.

The spelling of 140168 in words is "one hundred forty thousand, one hundred sixty-eight".