140206 has 8 divisors (see below), whose sum is σ = 229464. Its totient is φ = 63720.

The previous prime is 140197. The next prime is 140207. The reversal of 140206 is 602041.

140206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140207) 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, 3165 + ... + 3208.

It is an arithmetic number, because the mean of its divisors is an integer number (28683).

2¹⁴⁰²⁰⁶ is an apocalyptic number.

140206 is a deficient number, since it is larger than the sum of its proper divisors (89258).

140206 is a wasteful number, since it uses less digits than its factorization.

140206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6386.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 140206 is about 374.4409165676. The cubic root of 140206 is about 51.9503964846.

Adding to 140206 its reverse (602041), we get a palindrome (742247).

The spelling of 140206 in words is "one hundred forty thousand, two hundred six".