140268 has 12 divisors (see below), whose sum is σ = 327320. Its totient is φ = 46752.

The previous prime is 140263. The next prime is 140269. The reversal of 140268 is 862041.

140268 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×140268² = 39350223648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140263) by changing a digit.

140268 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5833 + ... + 5856.

2¹⁴⁰²⁶⁸ is an apocalyptic number.

It is an amenable number.

140268 is an abundant number, since it is smaller than the sum of its proper divisors (187052).

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

140268 is a wasteful number, since it uses less digits than its factorization.

140268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11696 (or 11694 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 140268 is about 374.5236975146. The cubic root of 140268 is about 51.9580529565.

The spelling of 140268 in words is "one hundred forty thousand, two hundred sixty-eight".