140246 has 4 divisors (see below), whose sum is σ = 210372. Its totient is φ = 70122.

The previous prime is 140237. The next prime is 140249. The reversal of 140246 is 642041.

140246 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a plaindrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140249) by changing a digit.

140246 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 as a sum of consecutive naturals, namely, 35060 + ... + 35063.

It is an arithmetic number, because the mean of its divisors is an integer number (52593).

2¹⁴⁰²⁴⁶ is an apocalyptic number.

140246 is a deficient number, since it is larger than the sum of its proper divisors (70126).

140246 is an equidigital number, since it uses as much as digits as its factorization.

140246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70125.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 140246 is about 374.4943257247. The cubic root of 140246 is about 51.9553364022.

Adding to 140246 its reverse (642041), we get a palindrome (782287).

The spelling of 140246 in words is "one hundred forty thousand, two hundred forty-six".