823338225 has 36 divisors (see below), whose sum is σ = 1489049536. Its totient is φ = 434838240.

The previous prime is 823338211. The next prime is 823338239. The reversal of 823338225 is 522833328.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (823338211) and next prime (823338239).

It is not a de Polignac number, because 823338225 - 2¹⁰ = 823337201 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 823338225.

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 35 ways as a sum of consecutive naturals, for example, 5412 + ... + 40938.

Almost surely, 2^823338225 is an apocalyptic number.

It is an amenable number.

823338225 is a deficient number, since it is larger than the sum of its proper divisors (665711311).

823338225 is a wasteful number, since it uses less digits than its factorization.

823338225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35646 (or 35638 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 823338225 is about 28693.8708612135. The cubic root of 823338225 is about 937.2585831711.

The spelling of 823338225 in words is "eight hundred twenty-three million, three hundred thirty-eight thousand, two hundred twenty-five".