6623612 has 12 divisors (see below), whose sum is σ = 11618880. Its totient is φ = 3303936.

The previous prime is 6623611. The next prime is 6623707. The reversal of 6623612 is 2163266.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6623611) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 188 + ... + 3644.

It is an arithmetic number, because the mean of its divisors is an integer number (968240).

Almost surely, 2^6623612 is an apocalyptic number.

It is an amenable number.

6623612 is a deficient number, since it is larger than the sum of its proper divisors (4995268).

6623612 is a wasteful number, since it uses less digits than its factorization.

6623612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3940 (or 3938 counting only the distinct ones).

The product of its digits is 2592, while the sum is 26.

The square root of 6623612 is about 2573.6378921674. The cubic root of 6623612 is about 187.8011705066.

Adding to 6623612 its reverse (2163266), we get a palindrome (8786878).

The spelling of 6623612 in words is "six million, six hundred twenty-three thousand, six hundred twelve".