2225364220 has 12 divisors (see below), whose sum is σ = 4673264904. Its totient is φ = 890145680.

The previous prime is 2225364217. The next prime is 2225364263. The reversal of 2225364220 is 224635222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55634086 + ... + 55634125.

It is an arithmetic number, because the mean of its divisors is an integer number (389438742).

Almost surely, 2^2225364220 is an apocalyptic number.

2225364220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2225364220 is an abundant number, since it is smaller than the sum of its proper divisors (2447900684).

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

2225364220 is a wasteful number, since it uses less digits than its factorization.

2225364220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111268220 (or 111268218 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 2225364220 is about 47173.7662265798. The cubic root of 2225364220 is about 1305.5706160273.

Adding to 2225364220 its reverse (224635222), we get a palindrome (2449999442).

The spelling of 2225364220 in words is "two billion, two hundred twenty-five million, three hundred sixty-four thousand, two hundred twenty".