2203450240 has 256 divisors, whose sum is σ = 5922201600. Its totient is φ = 780042240.

The previous prime is 2203450237. The next prime is 2203450241. The reversal of 2203450240 is 420543022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2203450241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15852091 + ... + 15852229.

It is an arithmetic number, because the mean of its divisors is an integer number (23133600).

Almost surely, 2^2203450240 is an apocalyptic number.

2203450240 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 2203450240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2961100800).

2203450240 is an abundant number, since it is smaller than the sum of its proper divisors (3718751360).

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

2203450240 is a wasteful number, since it uses less digits than its factorization.

2203450240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253 (or 241 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 2203450240 is about 46940.9228712006. The cubic root of 2203450240 is about 1301.2709936469.

Adding to 2203450240 its reverse (420543022), we get a palindrome (2623993262).

The spelling of 2203450240 in words is "two billion, two hundred three million, four hundred fifty thousand, two hundred forty".