140344 has 16 divisors (see below), whose sum is σ = 268920. Its totient is φ = 68640.

The previous prime is 140339. The next prime is 140351. The reversal of 140344 is 443041.

It is a plaindrome in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259 + ... + 589.

2¹⁴⁰³⁴⁴ is an apocalyptic number.

It is an amenable number.

140344 is a deficient number, since it is larger than the sum of its proper divisors (128576).

140344 is a wasteful number, since it uses less digits than its factorization.

140344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390 (or 386 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 140344 is about 374.6251459793. The cubic root of 140344 is about 51.9674352320.

Adding to 140344 its reverse (443041), we get a palindrome (583385).

It can be divided in two parts, 140 and 344, that added together give a palindrome (484).

The spelling of 140344 in words is "one hundred forty thousand, three hundred forty-four", and thus it is an iban number.