2225250040 has 96 divisors (see below), whose sum is σ = 5609023200. Its totient is φ = 793228800.

The previous prime is 2225249987. The next prime is 2225250059. The reversal of 2225250040 is 400525222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2225249993 and 2225250020.

It is a congruent number.

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, 190365 + ... + 201715.

It is an arithmetic number, because the mean of its divisors is an integer number (58427325).

Almost surely, 2^2225250040 is an apocalyptic number.

2225250040 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 2225250040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2804511600).

2225250040 is an abundant number, since it is smaller than the sum of its proper divisors (3383773160).

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

2225250040 is a wasteful number, since it uses less digits than its factorization.

2225250040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11417 (or 11400 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 2225250040 is about 47172.5560045245. The cubic root of 2225250040 is about 1305.5482867084.

Adding to 2225250040 its reverse (400525222), we get a palindrome (2625775262).

The spelling of 2225250040 in words is "two billion, two hundred twenty-five million, two hundred fifty thousand, forty".