6665368 has 8 divisors (see below), whose sum is σ = 12497580. Its totient is φ = 3332680.

The previous prime is 6665363. The next prime is 6665369. The reversal of 6665368 is 8635666.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 6665368.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6665363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 416578 + ... + 416593.

Almost surely, 2^6665368 is an apocalyptic number.

It is an amenable number.

6665368 is a deficient number, since it is larger than the sum of its proper divisors (5832212).

6665368 is a wasteful number, since it uses less digits than its factorization.

6665368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833177 (or 833173 counting only the distinct ones).

The product of its digits is 155520, while the sum is 40.

The square root of 6665368 is about 2581.7373995044. The cubic root of 6665368 is about 188.1949840613.

The spelling of 6665368 in words is "six million, six hundred sixty-five thousand, three hundred sixty-eight".