2255225 has 24 divisors (see below), whose sum is σ = 3273600. Its totient is φ = 1540560.

The previous prime is 2255191. The next prime is 2255233. The reversal of 2255225 is 5225522.

It is a happy number.

2255225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2255225 - 2⁶ = 2255161 is a prime.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 2 + 2⁹ + 5⁶ + 5⁶ + 2¹³ + 2¹⁸ + 5⁹ .

It is a self number, because there is not a number n which added to its sum of digits gives 2255225.

It is an unprimeable number.

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, 8444 + ... + 8706.

It is an arithmetic number, because the mean of its divisors is an integer number (136400).

2^2255225 is an apocalyptic number.

2255225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2255225 is a deficient number, since it is larger than the sum of its proper divisors (1018375).

2255225 is an equidigital number, since it uses as much as digits as its factorization.

2255225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294 (or 275 counting only the distinct ones).

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

The square root of 2255225 is about 1501.7406567047. The cubic root of 2255225 is about 131.1384236938.

The spelling of 2255225 in words is "two million, two hundred fifty-five thousand, two hundred twenty-five".