340444 has 12 divisors (see below), whose sum is σ = 641704. Its totient is φ = 157104.

The previous prime is 340429. The next prime is 340447. The reversal of 340444 is 444043.

340444 is a modest number, since divided by 444 gives 340 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340447) 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, 3222 + ... + 3325.

2³⁴⁰⁴⁴⁴ is an apocalyptic number.

It is an amenable number.

340444 is a deficient number, since it is larger than the sum of its proper divisors (301260).

340444 is a wasteful number, since it uses less digits than its factorization.

340444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6564 (or 6562 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 340444 is about 583.4757921285. The cubic root of 340444 is about 69.8256887462.

Adding to 340444 its reverse (444043), we get a palindrome (784487).

It can be divided in two parts, 340 and 444, that added together give a square (784 = 28²).

The spelling of 340444 in words is "three hundred forty thousand, four hundred forty-four", and thus it is an iban number.