8228155426 has 4 divisors (see below), whose sum is σ = 12342233142. Its totient is φ = 4114077712.

The previous prime is 8228155421. The next prime is 8228155459. The reversal of 8228155426 is 6245518228.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6656112225 + 1572043201 = 81585^2 + 39649^2 .

It is not an unprimeable number, because it can be changed into a prime (8228155421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2057038855 + ... + 2057038858.

Almost surely, 2^8228155426 is an apocalyptic number.

8228155426 is a deficient number, since it is larger than the sum of its proper divisors (4114077716).

8228155426 is a wasteful number, since it uses less digits than its factorization.

8228155426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4114077715.

The product of its digits is 307200, while the sum is 43.

The square root of 8228155426 is about 90709.1804945894. The cubic root of 8228155426 is about 2018.8350164224.

The spelling of 8228155426 in words is "eight billion, two hundred twenty-eight million, one hundred fifty-five thousand, four hundred twenty-six".