3668393 has 8 divisors (see below), whose sum is σ = 3792096. Its totient is φ = 3546400.

The previous prime is 3668389. The next prime is 3668407. The reversal of 3668393 is 3938663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3668393 - 2² = 3668389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3668383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5030 + ... + 5712.

It is an arithmetic number, because the mean of its divisors is an integer number (474012).

Almost surely, 2^3668393 is an apocalyptic number.

It is an amenable number.

3668393 is a deficient number, since it is larger than the sum of its proper divisors (123703).

3668393 is a wasteful number, since it uses less digits than its factorization.

3668393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855.

The product of its digits is 69984, while the sum is 38.

The square root of 3668393 is about 1915.3049365571. The cubic root of 3668393 is about 154.2263635704.

The spelling of 3668393 in words is "three million, six hundred sixty-eight thousand, three hundred ninety-three".