3440768 has 16 divisors (see below), whose sum is σ = 6854910. Its totient is φ = 1720320.

The previous prime is 3440719. The next prime is 3440771. The reversal of 3440768 is 8670443.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2534464 + 906304 = 1592^2 + 952^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13313 + ... + 13568.

Almost surely, 2^3440768 is an apocalyptic number.

It is an amenable number.

3440768 is a deficient number, since it is larger than the sum of its proper divisors (3414142).

3440768 is an equidigital number, since it uses as much as digits as its factorization.

3440768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26895 (or 26883 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 3440768 is about 1854.9307264693. The cubic root of 3440768 is about 150.9680794477.

The spelling of 3440768 in words is "three million, four hundred forty thousand, seven hundred sixty-eight".