2855225 has 12 divisors (see below), whose sum is σ = 3727440. Its totient is φ = 2163600.

The previous prime is 2855221. The next prime is 2855231. The reversal of 2855225 is 5225582.

2855225 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 2855225 - 2² = 2855221 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2855221) 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 11 ways as a sum of consecutive naturals, for example, 2531 + ... + 3480.

It is an arithmetic number, because the mean of its divisors is an integer number (310620).

2^2855225 is an apocalyptic number.

2855225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2855225 is a deficient number, since it is larger than the sum of its proper divisors (872215).

2855225 is a wasteful number, since it uses less digits than its factorization.

2855225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6040 (or 6035 counting only the distinct ones).

The product of its digits is 8000, while the sum is 29.

The square root of 2855225 is about 1689.7411044299. The cubic root of 2855225 is about 141.8665843365.

The spelling of 2855225 in words is "two million, eight hundred fifty-five thousand, two hundred twenty-five".