2203204320 has 192 divisors, whose sum is σ = 7749181440. Its totient is φ = 584630784.

The previous prime is 2203204303. The next prime is 2203204321. The reversal of 2203204320 is 234023022.

2203204320 is a `hidden beast` number, since 2 + 20 + 320 + 4 + 320 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2203204293 and 2203204302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2203204321) 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 31 ways as a sum of consecutive naturals, for example, 962217 + ... + 964503.

It is an arithmetic number, because the mean of its divisors is an integer number (40360320).

Almost surely, 2^2203204320 is an apocalyptic number.

2203204320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2203204320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3874590720).

2203204320 is an abundant number, since it is smaller than the sum of its proper divisors (5545977120).

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

2203204320 is a wasteful number, since it uses less digits than its factorization.

2203204320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2534 (or 2520 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 2203204320 is about 46938.3033353358. The cubic root of 2203204320 is about 1301.2225816213. Note that the first 3 decimals are identical.

Adding to 2203204320 its reverse (234023022), we get a palindrome (2437227342).

The spelling of 2203204320 in words is "two billion, two hundred three million, two hundred four thousand, three hundred twenty".