6662303 has 4 divisors (see below), whose sum is σ = 6877248. Its totient is φ = 6447360.

The previous prime is 6662287. The next prime is 6662309. The reversal of 6662303 is 3032666.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6662303 - 2⁴ = 6662287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6662309) 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 3 ways as a sum of consecutive naturals, for example, 107426 + ... + 107487.

It is an arithmetic number, because the mean of its divisors is an integer number (1719312).

Almost surely, 2^6662303 is an apocalyptic number.

6662303 is a deficient number, since it is larger than the sum of its proper divisors (214945).

6662303 is a wasteful number, since it uses less digits than its factorization.

6662303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214944.

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 6662303 is about 2581.1437387329. The cubic root of 6662303 is about 188.1661331380.

Adding to 6662303 its reverse (3032666), we get a palindrome (9694969).

The spelling of 6662303 in words is "six million, six hundred sixty-two thousand, three hundred three".