8204225 has 12 divisors (see below), whose sum is σ = 10271664. Its totient is φ = 6499920.

The previous prime is 8204221. The next prime is 8204233. The reversal of 8204225 is 5224028.

8204225 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8204225 - 2² = 8204221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8204225.

It is not an unprimeable number, because it can be changed into a prime (8204221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1142 + ... + 4208.

It is an arithmetic number, because the mean of its divisors is an integer number (855972).

Almost surely, 2^8204225 is an apocalyptic number.

It is an amenable number.

8204225 is a deficient number, since it is larger than the sum of its proper divisors (2067439).

8204225 is a wasteful number, since it uses less digits than its factorization.

8204225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3184 (or 3179 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 8204225 is about 2864.3018346536. The cubic root of 8204225 is about 201.6875950626.

The spelling of 8204225 in words is "eight million, two hundred four thousand, two hundred twenty-five".