8225522 has 4 divisors (see below), whose sum is σ = 12338286. Its totient is φ = 4112760.

The previous prime is 8225519. The next prime is 8225527. The reversal of 8225522 is 2255228.

It is a happy number.

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., 7722841 + 502681 = 2779^2 + 709^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8225491 and 8225500.

It is not an unprimeable number, because it can be changed into a prime (8225527) by changing a digit.

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 as a sum of consecutive naturals, namely, 2056379 + ... + 2056382.

Almost surely, 2^8225522 is an apocalyptic number.

8225522 is a deficient number, since it is larger than the sum of its proper divisors (4112764).

8225522 is a wasteful number, since it uses less digits than its factorization.

8225522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4112763.

The product of its digits is 3200, while the sum is 26.

The square root of 8225522 is about 2868.0170850258. The cubic root of 8225522 is about 201.8619616995.

The spelling of 8225522 in words is "eight million, two hundred twenty-five thousand, five hundred twenty-two".