6622864 has 20 divisors (see below), whose sum is σ = 13106304. Its totient is φ = 3240608.

The previous prime is 6622859. The next prime is 6622867. The reversal of 6622864 is 4682266.

It is not an unprimeable number, because it can be changed into a prime (6622867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3652 + ... + 5155.

Almost surely, 2^6622864 is an apocalyptic number.

It is an amenable number.

6622864 is a deficient number, since it is larger than the sum of its proper divisors (6483440).

6622864 is a wasteful number, since it uses less digits than its factorization.

6622864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8862 (or 8856 counting only the distinct ones).

The product of its digits is 27648, while the sum is 34.

The square root of 6622864 is about 2573.4925684758. The cubic root of 6622864 is about 187.7941008209.

The spelling of 6622864 in words is "six million, six hundred twenty-two thousand, eight hundred sixty-four".