324423400 has 96 divisors (see below), whose sum is σ = 885479040. Its totient is φ = 108207360.

The previous prime is 324423391. The next prime is 324423403. The reversal of 324423400 is 4324423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324423403) 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, 48669 + ... + 54931.

It is an arithmetic number, because the mean of its divisors is an integer number (9223740).

Almost surely, 2^324423400 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 324423400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (442739520).

324423400 is an abundant number, since it is smaller than the sum of its proper divisors (561055640).

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

324423400 is a wasteful number, since it uses less digits than its factorization.

324423400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6323 (or 6314 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 324423400 is about 18011.7572712937. The cubic root of 324423400 is about 687.1275955579.

Adding to 324423400 its reverse (4324423), we get a palindrome (328747823).

The spelling of 324423400 in words is "three hundred twenty-four million, four hundred twenty-three thousand, four hundred".