2272244225 has 24 divisors (see below), whose sum is σ = 3003164928. Its totient is φ = 1699488000.

The previous prime is 2272244213. The next prime is 2272244237. The reversal of 2272244225 is 5224422722.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2272244213) and next prime (2272244237).

It is not a de Polignac number, because 2272244225 - 2¹⁰ = 2272243201 is a prime.

It is a super-3 number, since 3×2272244225³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2272244191 and 2272244200.

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, 46472 + ... + 81878.

It is an arithmetic number, because the mean of its divisors is an integer number (125131872).

Almost surely, 2^2272244225 is an apocalyptic number.

2272244225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2272244225 is a deficient number, since it is larger than the sum of its proper divisors (730920703).

2272244225 is a wasteful number, since it uses less digits than its factorization.

2272244225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35585 (or 35580 counting only the distinct ones).

The product of its digits is 35840, while the sum is 32.

The square root of 2272244225 is about 47668.0629457502. The cubic root of 2272244225 is about 1314.6747931999.

Adding to 2272244225 its reverse (5224422722), we get a palindrome (7496666947).

The spelling of 2272244225 in words is "two billion, two hundred seventy-two million, two hundred forty-four thousand, two hundred twenty-five".