3321225 has 36 divisors (see below), whose sum is σ = 6165900. Its totient is φ = 1706880.

The previous prime is 3321217. The next prime is 3321229. The reversal of 3321225 is 5221233.

3321225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 5184 + 3316041 = 72^2 + 1821^2 .

It is not a de Polignac number, because 3321225 - 2³ = 3321217 is a prime.

It is a super-2 number, since 2×3321225² = 22061071001250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3321198 and 3321207.

It is not an unprimeable number, because it can be changed into a prime (3321229) 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 35 ways as a sum of consecutive naturals, for example, 6271 + ... + 6779.

It is an arithmetic number, because the mean of its divisors is an integer number (171275).

Almost surely, 2^3321225 is an apocalyptic number.

It is an amenable number.

3321225 is a deficient number, since it is larger than the sum of its proper divisors (2844675).

3321225 is a wasteful number, since it uses less digits than its factorization.

3321225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554 (or 546 counting only the distinct ones).

The product of its digits is 360, while the sum is 18.

The square root of 3321225 is about 1822.4228378727. The cubic root of 3321225 is about 149.1990642918.

Adding to 3321225 its reverse (5221233), we get a palindrome (8542458).

The spelling of 3321225 in words is "three million, three hundred twenty-one thousand, two hundred twenty-five".