2664303 has 8 divisors (see below), whose sum is σ = 3639216. Its totient is φ = 1732800.

The previous prime is 2664293. The next prime is 2664307. The reversal of 2664303 is 3034662.

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

It is not a de Polignac number, because 2664303 - 2⁵ = 2664271 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2664307) 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 in 7 ways as a sum of consecutive naturals, for example, 10708 + ... + 10953.

It is an arithmetic number, because the mean of its divisors is an integer number (454902).

2^2664303 is an apocalyptic number.

2664303 is a deficient number, since it is larger than the sum of its proper divisors (974913).

2664303 is a wasteful number, since it uses less digits than its factorization.

2664303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21705.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 2664303 is about 1632.2692792551. The cubic root of 2664303 is about 138.6312708854.

Adding to 2664303 its product of nonzero digits (2592), we get a triangular number (2666895 = T₂₃₀₉).

Adding to 2664303 its reverse (3034662), we get a palindrome (5698965).

The spelling of 2664303 in words is "two million, six hundred sixty-four thousand, three hundred three".