140342 has 8 divisors (see below), whose sum is σ = 215136. Its totient is φ = 68632.

The previous prime is 140339. The next prime is 140351. The reversal of 140342 is 243041.

140342 is nontrivially palindromic in base 15.

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

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 140342.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 653 + ... + 840.

It is an arithmetic number, because the mean of its divisors is an integer number (26892).

2¹⁴⁰³⁴² is an apocalyptic number.

140342 is a deficient number, since it is larger than the sum of its proper divisors (74794).

140342 is a wasteful number, since it uses less digits than its factorization.

140342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1542.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 140342 is about 374.6224766348. The cubic root of 140342 is about 51.9671883734.

Adding to 140342 its reverse (243041), we get a palindrome (383383).

The spelling of 140342 in words is "one hundred forty thousand, three hundred forty-two", and thus it is an iban number.