8225555228 has 24 divisors (see below), whose sum is σ = 16386088320. Its totient is φ = 3576327920.

The previous prime is 8225555207. The next prime is 8225555263.

8225555228 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4062998 + ... + 4065021.

It is an arithmetic number, because the mean of its divisors is an integer number (682753680).

Almost surely, 2^8225555228 is an apocalyptic number.

It is an amenable number.

8225555228 is a deficient number, since it is larger than the sum of its proper divisors (8160533092).

8225555228 is a wasteful number, since it uses less digits than its factorization.

8225555228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8128057 (or 8128055 counting only the distinct ones).

The product of its digits is 640000, while the sum is 44.

The square root of 8225555228 is about 90694.8467554800. The cubic root of 8225555228 is about 2018.6223351448.

The spelling of 8225555228 in words is "eight billion, two hundred twenty-five million, five hundred fifty-five thousand, two hundred twenty-eight".