1323222328 has 8 divisors (see below), whose sum is σ = 2481041880. Its totient is φ = 661611160.

The previous prime is 1323222317. The next prime is 1323222337. The reversal of 1323222328 is 8232223231.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1323222296 and 1323222305.

It is a congruent number.

It is an unprimeable number.

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, 82701388 + ... + 82701403.

It is an arithmetic number, because the mean of its divisors is an integer number (310130235).

Almost surely, 2^1323222328 is an apocalyptic number.

It is an amenable number.

1323222328 is a deficient number, since it is larger than the sum of its proper divisors (1157819552).

1323222328 is a wasteful number, since it uses less digits than its factorization.

1323222328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165402797 (or 165402793 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

The square root of 1323222328 is about 36376.1230479555. The cubic root of 1323222328 is about 1097.8532036003.

Adding to 1323222328 its reverse (8232223231), we get a palindrome (9555445559).

The spelling of 1323222328 in words is "one billion, three hundred twenty-three million, two hundred twenty-two thousand, three hundred twenty-eight".