1344665 has 16 divisors (see below), whose sum is σ = 1867008. Its totient is φ = 910656.

The previous prime is 1344647. The next prime is 1344667. The reversal of 1344665 is 5664431.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1344665 - 2⁶ = 1344601 is a prime.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1344667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3419 + ... + 3791.

It is an arithmetic number, because the mean of its divisors is an integer number (116688).

2^1344665 is an apocalyptic number.

It is an amenable number.

1344665 is a deficient number, since it is larger than the sum of its proper divisors (522343).

1344665 is a wasteful number, since it uses less digits than its factorization.

1344665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488.

The product of its digits is 8640, while the sum is 29.

The square root of 1344665 is about 1159.5969127244. The cubic root of 1344665 is about 110.3751652900.

The spelling of 1344665 in words is "one million, three hundred forty-four thousand, six hundred sixty-five".