140606 has 8 divisors (see below), whose sum is σ = 212520. Its totient is φ = 69768.

The previous prime is 140603. The next prime is 140611. The reversal of 140606 is 606041.

140606 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.

140606 is a modest number, since divided by 606 gives 14 as remainder.

It is a plaindrome in base 9.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 140606.

It is not an unprimeable number, because it can be changed into a prime (140603) 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, 305 + ... + 611.

It is an arithmetic number, because the mean of its divisors is an integer number (26565).

2¹⁴⁰⁶⁰⁶ is an apocalyptic number.

140606 is a deficient number, since it is larger than the sum of its proper divisors (71914).

140606 is a wasteful number, since it uses less digits than its factorization.

140606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 140606 is about 374.9746658109. The cubic root of 140606 is about 51.9997534505. Note that the first 3 decimals are identical.

Adding to 140606 its reverse (606041), we get a palindrome (746647).

The spelling of 140606 in words is "one hundred forty thousand, six hundred six".