6623318 has 16 divisors (see below), whose sum is σ = 10750320. Its totient is φ = 3042336.

The previous prime is 6623311. The next prime is 6623321. The reversal of 6623318 is 8133266.

It is a congruent 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, 6521 + ... + 7467.

It is an arithmetic number, because the mean of its divisors is an integer number (671895).

Almost surely, 2^6623318 is an apocalyptic number.

6623318 is a deficient number, since it is larger than the sum of its proper divisors (4127002).

6623318 is a wasteful number, since it uses less digits than its factorization.

6623318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1231.

The product of its digits is 5184, while the sum is 29.

The square root of 6623318 is about 2573.5807739412. The cubic root of 6623318 is about 187.7983918434.

The spelling of 6623318 in words is "six million, six hundred twenty-three thousand, three hundred eighteen".