4223052225 has 144 divisors (see below), whose sum is σ = 8941570560. Its totient is φ = 1865318400.

The previous prime is 4223052217. The next prime is 4223052257. The reversal of 4223052225 is 5222503224.

It is not a de Polignac number, because 4223052225 - 2³ = 4223052217 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 6587905 + ... + 6588545.

It is an arithmetic number, because the mean of its divisors is an integer number (62094240).

Almost surely, 2^4223052225 is an apocalyptic number.

4223052225 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4223052225 is an abundant number, since it is smaller than the sum of its proper divisors (4718518335).

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

4223052225 is a wasteful number, since it uses less digits than its factorization.

4223052225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800 (or 792 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 4223052225 is about 64985.0153881647. The cubic root of 4223052225 is about 1616.3750968610.

Adding to 4223052225 its reverse (5222503224), we get a palindrome (9445555449).

The spelling of 4223052225 in words is "four billion, two hundred twenty-three million, fifty-two thousand, two hundred twenty-five".