3440244 has 12 divisors (see below), whose sum is σ = 8027264. Its totient is φ = 1146744.

The previous prime is 3440243. The next prime is 3440263. The reversal of 3440244 is 4420443.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 3440244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3440243) 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 3 ways as a sum of consecutive naturals, for example, 143332 + ... + 143355.

Almost surely, 2^3440244 is an apocalyptic number.

It is an amenable number.

3440244 is an abundant number, since it is smaller than the sum of its proper divisors (4587020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3440244 is a wasteful number, since it uses less digits than its factorization.

3440244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286694 (or 286692 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 3440244 is about 1854.7894759244. The cubic root of 3440244 is about 150.9604153361.

Adding to 3440244 its reverse (4420443), we get a palindrome (7860687).

The spelling of 3440244 in words is "three million, four hundred forty thousand, two hundred forty-four".