3321425 has 6 divisors (see below), whose sum is σ = 4118598. Its totient is φ = 2657120.

The previous prime is 3321421. The next prime is 3321467. The reversal of 3321425 is 5241233.

It is a happy number.

3321425 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 3 ways, for example, as 1032256 + 2289169 = 1016^2 + 1513^2 .

It is not a de Polignac number, because 3321425 - 2² = 3321421 is a prime.

It is a super-2 number, since 2×3321425² = 22063728061250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3321397 and 3321406.

It is not an unprimeable number, because it can be changed into a prime (3321421) 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 5 ways as a sum of consecutive naturals, for example, 66404 + ... + 66453.

It is an arithmetic number, because the mean of its divisors is an integer number (686433).

Almost surely, 2^3321425 is an apocalyptic number.

It is an amenable number.

3321425 is a deficient number, since it is larger than the sum of its proper divisors (797173).

3321425 is a wasteful number, since it uses less digits than its factorization.

3321425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132867 (or 132862 counting only the distinct ones).

The product of its digits is 720, while the sum is 20.

The square root of 3321425 is about 1822.4777090544. The cubic root of 3321425 is about 149.2020590918.

Adding to 3321425 its reverse (5241233), we get a palindrome (8562658).

The spelling of 3321425 in words is "three million, three hundred twenty-one thousand, four hundred twenty-five".