4125225 has 24 divisors (see below), whose sum is σ = 7346752. Its totient is φ = 2030400.

The previous prime is 4125181. The next prime is 4125229. The reversal of 4125225 is 5225214.

It is a happy number.

It is not a de Polignac number, because 4125225 - 2⁷ = 4125097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4125229) 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 23 ways as a sum of consecutive naturals, for example, 1141 + ... + 3090.

Almost surely, 2^4125225 is an apocalyptic number.

It is an amenable number.

4125225 is a deficient number, since it is larger than the sum of its proper divisors (3221527).

4125225 is a wasteful number, since it uses less digits than its factorization.

4125225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4257 (or 4252 counting only the distinct ones).

The product of its digits is 800, while the sum is 21.

The square root of 4125225 is about 2031.0649915746. The cubic root of 4125225 is about 160.3796323871.

The spelling of 4125225 in words is "four million, one hundred twenty-five thousand, two hundred twenty-five".