6622288 has 20 divisors (see below), whose sum is σ = 12935680. Its totient is φ = 3284064.

The previous prime is 6622283. The next prime is 6622303. The reversal of 6622288 is 8822266.

It is a d-powerful number, because it can be written as 6⁶ + 6⁷ + 2⁴ + 2⁷ + 2²² + 8⁴ + 8⁷ .

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6622283) 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, 403 + ... + 3661.

It is an arithmetic number, because the mean of its divisors is an integer number (646784).

Almost surely, 2^6622288 is an apocalyptic number.

It is an amenable number.

6622288 is a deficient number, since it is larger than the sum of its proper divisors (6313392).

6622288 is a wasteful number, since it uses less digits than its factorization.

6622288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3394 (or 3388 counting only the distinct ones).

The product of its digits is 18432, while the sum is 34.

The square root of 6622288 is about 2573.3806558689. The cubic root of 6622288 is about 187.7886564222.

The spelling of 6622288 in words is "six million, six hundred twenty-two thousand, two hundred eighty-eight".