3440344 has 32 divisors (see below), whose sum is σ = 6739920. Its totient is φ = 1645056.

The previous prime is 3440323. The next prime is 3440347. The reversal of 3440344 is 4430443.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3440347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25044 + ... + 25180.

Almost surely, 2^3440344 is an apocalyptic number.

It is an amenable number.

3440344 is a deficient number, since it is larger than the sum of its proper divisors (3299576).

3440344 is a wasteful number, since it uses less digits than its factorization.

3440344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259 (or 255 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 3440344 is about 1854.8164329658. The cubic root of 3440344 is about 150.9618780129.

Adding to 3440344 its reverse (4430443), we get a palindrome (7870787).

Subtracting 3440344 from its reverse (4430443), we obtain a palindrome (990099).

The spelling of 3440344 in words is "three million, four hundred forty thousand, three hundred forty-four".