4012225 has 24 divisors (see below), whose sum is σ = 5767488. Its totient is φ = 2712000.

The previous prime is 4012213. The next prime is 4012241. The reversal of 4012225 is 5222104.

4012225 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 4012225 - 2⁵ = 4012193 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4012199 and 4012208.

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, 17562 + ... + 17788.

It is an arithmetic number, because the mean of its divisors is an integer number (240312).

Almost surely, 2^4012225 is an apocalyptic number.

It is an amenable number.

4012225 is a deficient number, since it is larger than the sum of its proper divisors (1755263).

4012225 is a wasteful number, since it uses less digits than its factorization.

4012225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345 (or 340 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 4012225 is about 2003.0539183956. The cubic root of 4012225 is about 158.9016572095.

Adding to 4012225 its reverse (5222104), we get a palindrome (9234329).

The spelling of 4012225 in words is "four million, twelve thousand, two hundred twenty-five".