4581725225 has 48 divisors (see below), whose sum is σ = 7327566720. Its totient is φ = 2757619200.

The previous prime is 4581725221. The next prime is 4581725261. The reversal of 4581725225 is 5225271854.

It is not a de Polignac number, because 4581725225 - 2² = 4581725221 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4581725221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14789 + ... + 96861.

It is an arithmetic number, because the mean of its divisors is an integer number (152657640).

Almost surely, 2^4581725225 is an apocalyptic number.

It is an amenable number.

4581725225 is a deficient number, since it is larger than the sum of its proper divisors (2745841495).

4581725225 is a wasteful number, since it uses less digits than its factorization.

4581725225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82130 (or 82125 counting only the distinct ones).

The product of its digits is 224000, while the sum is 41.

The square root of 4581725225 is about 67688.4423295440. The cubic root of 4581725225 is about 1660.8981959924.

The spelling of 4581725225 in words is "four billion, five hundred eighty-one million, seven hundred twenty-five thousand, two hundred twenty-five".