3320663 has 2 divisors, whose sum is σ = 3320664. Its totient is φ = 3320662.

The previous prime is 3320651. The next prime is 3320683. The reversal of 3320663 is 3660233.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3320663 - 2¹⁰ = 3319639 is a prime.

It is a super-2 number, since 2×3320663² = 22053605519138, which contains 22 as substring.

It is a Chen prime.

It is a d-powerful number, because it can be written as 3² + 3³ + 2⁵ + 0 + 6⁶ + 6⁸ + 3¹³ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3320623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1660331 + 1660332.

It is an arithmetic number, because the mean of its divisors is an integer number (1660332).

Almost surely, 2^3320663 is an apocalyptic number.

3320663 is a deficient number, since it is larger than the sum of its proper divisors (1).

3320663 is an equidigital number, since it uses as much as digits as its factorization.

3320663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 23.

The square root of 3320663 is about 1822.2686410077. The cubic root of 3320663 is about 149.1906482601.

Adding to 3320663 its reverse (3660233), we get a palindrome (6980896).

The spelling of 3320663 in words is "three million, three hundred twenty thousand, six hundred sixty-three".