2668323 has 16 divisors (see below), whose sum is σ = 4134656. Its totient is φ = 1499040.

The previous prime is 2668313. The next prime is 2668333. The reversal of 2668323 is 3238662.

2668323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2668313) and next prime (2668333).

It is not a de Polignac number, because 2668323 - 2⁴ = 2668307 is a prime.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is the 1634-th Hogben number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2668313) by changing a digit.

It is a nontrivial repunit in base 1633.

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 in 15 ways as a sum of consecutive naturals, for example, 240 + ... + 2322.

It is an arithmetic number, because the mean of its divisors is an integer number (258416).

2^2668323 is an apocalyptic number.

2668323 is a deficient number, since it is larger than the sum of its proper divisors (1466333).

2668323 is a wasteful number, since it uses less digits than its factorization.

2668323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2154.

The product of its digits is 10368, while the sum is 30.

The square root of 2668323 is about 1633.5002295684. The cubic root of 2668323 is about 138.7009598626.

The spelling of 2668323 in words is "two million, six hundred sixty-eight thousand, three hundred twenty-three".