323320425 has 24 divisors (see below), whose sum is σ = 536480544. Its totient is φ = 171816960.

The previous prime is 323320423. The next prime is 323320451. The reversal of 323320425 is 524023323.

It is not a de Polignac number, because 323320425 - 2¹ = 323320423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 323320395 and 323320404.

It is not an unprimeable number, because it can be changed into a prime (323320423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13609 + ... + 28841.

It is an arithmetic number, because the mean of its divisors is an integer number (22353356).

Almost surely, 2^323320425 is an apocalyptic number.

It is an amenable number.

323320425 is a deficient number, since it is larger than the sum of its proper divisors (213160119).

323320425 is a wasteful number, since it uses less digits than its factorization.

323320425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15529 (or 15524 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 24.

The square root of 323320425 is about 17981.1130078202. The cubic root of 323320425 is about 686.3480123844.

Adding to 323320425 its reverse (524023323), we get a palindrome (847343748).

The spelling of 323320425 in words is "three hundred twenty-three million, three hundred twenty thousand, four hundred twenty-five".