6622888 has 16 divisors (see below), whose sum is σ = 12499380. Its totient is φ = 3289728.

The previous prime is 6622867. The next prime is 6622897. The reversal of 6622888 is 8882266.

It can be written as a sum of positive squares in 2 ways, for example, as 6543364 + 79524 = 2558^2 + 282^2 .

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 6622888.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1381 + ... + 3892.

Almost surely, 2^6622888 is an apocalyptic number.

It is an amenable number.

6622888 is a deficient number, since it is larger than the sum of its proper divisors (5876492).

6622888 is a wasteful number, since it uses less digits than its factorization.

6622888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5436 (or 5432 counting only the distinct ones).

The product of its digits is 73728, while the sum is 40.

The square root of 6622888 is about 2573.4972313954. The cubic root of 6622888 is about 187.7943276640.

The spelling of 6622888 in words is "six million, six hundred twenty-two thousand, eight hundred eighty-eight".