6623313 has 8 divisors (see below), whose sum is σ = 8890176. Its totient is φ = 4386000.

The previous prime is 6623311. The next prime is 6623321. The reversal of 6623313 is 3133266.

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

It is not a de Polignac number, because 6623313 - 2¹ = 6623311 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 Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6623311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6858 + ... + 7763.

It is an arithmetic number, because the mean of its divisors is an integer number (1111272).

Almost surely, 2^6623313 is an apocalyptic number.

It is an amenable number.

6623313 is a deficient number, since it is larger than the sum of its proper divisors (2266863).

6623313 is a wasteful number, since it uses less digits than its factorization.

6623313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14775.

The product of its digits is 1944, while the sum is 24.

The square root of 6623313 is about 2573.5798025319. The cubic root of 6623313 is about 187.7983445865.

Adding to 6623313 its reverse (3133266), we get a palindrome (9756579).

The spelling of 6623313 in words is "six million, six hundred twenty-three thousand, three hundred thirteen".