4055225 has 6 divisors (see below), whose sum is σ = 5028510. Its totient is φ = 3244160.

The previous prime is 4055221. The next prime is 4055257. The reversal of 4055225 is 5225504.

It can be written as a sum of positive squares in 3 ways, for example, as 1024144 + 3031081 = 1012^2 + 1741^2 .

It is not a de Polignac number, because 4055225 - 2² = 4055221 is a prime.

It is an Ulam number.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 4055225.

It is not an unprimeable number, because it can be changed into a prime (4055221) 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 5 ways as a sum of consecutive naturals, for example, 81080 + ... + 81129.

It is an arithmetic number, because the mean of its divisors is an integer number (838085).

Almost surely, 2^4055225 is an apocalyptic number.

It is an amenable number.

4055225 is a deficient number, since it is larger than the sum of its proper divisors (973285).

4055225 is a wasteful number, since it uses less digits than its factorization.

4055225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162219 (or 162214 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 4055225 is about 2013.7589230094. The cubic root of 4055225 is about 159.4673039574.

The spelling of 4055225 in words is "four million, fifty-five thousand, two hundred twenty-five".