3663343 has 2 divisors, whose sum is σ = 3663344. Its totient is φ = 3663342.

The previous prime is 3663337. The next prime is 3663377. The reversal of 3663343 is 3433663.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3663343 - 2⁵ = 3663311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3663323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1831671 + 1831672.

It is an arithmetic number, because the mean of its divisors is an integer number (1831672).

Almost surely, 2^3663343 is an apocalyptic number.

3663343 is a deficient number, since it is larger than the sum of its proper divisors (1).

3663343 is an equidigital number, since it uses as much as digits as its factorization.

3663343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 28.

The square root of 3663343 is about 1913.9861545999. The cubic root of 3663343 is about 154.1555604693.

The spelling of 3663343 in words is "three million, six hundred sixty-three thousand, three hundred forty-three".