322423400 has 96 divisors (see below), whose sum is σ = 812057400. Its totient is φ = 118348800.

The previous prime is 322423397. The next prime is 322423429. The reversal of 322423400 is 4324223.

322423400 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 12 ways, for example, as 28026436 + 294396964 = 5294^2 + 17158^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 699170 + ... + 699630.

Almost surely, 2^322423400 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 322423400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (406028700).

322423400 is an abundant number, since it is smaller than the sum of its proper divisors (489634000).

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

322423400 is a wasteful number, since it uses less digits than its factorization.

322423400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759 (or 750 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 322423400 is about 17956.1521490547. The cubic root of 322423400 is about 685.7126864215.

Adding to 322423400 its reverse (4324223), we get a palindrome (326747623).

The spelling of 322423400 in words is "three hundred twenty-two million, four hundred twenty-three thousand, four hundred".