4405404225 has 24 divisors (see below), whose sum is σ = 7712051040. Its totient is φ = 2211339520.

The previous prime is 4405404193. The next prime is 4405404229. The reversal of 4405404225 is 5224045044.

It is not a de Polignac number, because 4405404225 - 2⁵ = 4405404193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4405404192 and 4405404201.

It is not an unprimeable number, because it can be changed into a prime (4405404229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1726335 + ... + 1728884.

It is an arithmetic number, because the mean of its divisors is an integer number (321335460).

Almost surely, 2^4405404225 is an apocalyptic number.

It is an amenable number.

4405404225 is a deficient number, since it is larger than the sum of its proper divisors (3306646815).

4405404225 is a wasteful number, since it uses less digits than its factorization.

4405404225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3455249 (or 3455244 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

The square root of 4405404225 is about 66373.2191851503. The cubic root of 4405404225 is about 1639.3131449802.

Adding to 4405404225 its reverse (5224045044), we get a palindrome (9629449269).

The spelling of 4405404225 in words is "four billion, four hundred five million, four hundred four thousand, two hundred twenty-five".