323423200 has 72 divisors (see below), whose sum is σ = 792089928. Its totient is φ = 128954880.

The previous prime is 323423197. The next prime is 323423203. The reversal of 323423200 is 2324323.

It is an interprime number because it is at equal distance from previous prime (323423197) and next prime (323423203).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323423203) 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 in 11 ways as a sum of consecutive naturals, for example, 418014 + ... + 418786.

It is an arithmetic number, because the mean of its divisors is an integer number (11001249).

Almost surely, 2^323423200 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323423200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (396044964).

323423200 is an abundant number, since it is smaller than the sum of its proper divisors (468666728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

323423200 is a wasteful number, since it uses less digits than its factorization.

323423200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1316 (or 1303 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 323423200 is about 17983.9706405454. The cubic root of 323423200 is about 686.4207286318.

Adding to 323423200 its reverse (2324323), we get a palindrome (325747523).

The spelling of 323423200 in words is "three hundred twenty-three million, four hundred twenty-three thousand, two hundred".