4224473408225 has 36 divisors (see below), whose sum is σ = 6134484181500. Its totient is φ = 2877340152960.

The previous prime is 4224473408203. The next prime is 4224473408237. The reversal of 4224473408225 is 5228043744224.

It can be written as a sum of positive squares in 6 ways, for example, as 31156486144 + 4193316922081 = 176512^2 + 2047759^2 .

It is a de Polignac number, because none of the positive numbers 2^k-4224473408225 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4224473408225.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 11389790 + ... + 11754839.

It is an arithmetic number, because the mean of its divisors is an integer number (170402338375).

Almost surely, 2^{4224473408225} is an apocalyptic number.

It is an amenable number.

4224473408225 is a deficient number, since it is larger than the sum of its proper divisors (1910010773275).

4224473408225 is a wasteful number, since it uses less digits than its factorization.

4224473408225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23144802 (or 23144790 counting only the distinct ones).

The product of its (nonzero) digits is 3440640, while the sum is 47.

The spelling of 4224473408225 in words is "four trillion, two hundred twenty-four billion, four hundred seventy-three million, four hundred eight thousand, two hundred twenty-five".