3321025305 has 64 divisors (see below), whose sum is σ = 5830056960. Its totient is φ = 1604468736.

The previous prime is 3321025289. The next prime is 3321025307. The reversal of 3321025305 is 5035201233.

It is a happy number.

It is not a de Polignac number, because 3321025305 - 2⁴ = 3321025289 is a prime.

It is a super-2 number, since 2×3321025305² = 22058418152900686050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3321025307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2972607 + ... + 2973723.

It is an arithmetic number, because the mean of its divisors is an integer number (91094640).

Almost surely, 2^3321025305 is an apocalyptic number.

It is an amenable number.

3321025305 is a deficient number, since it is larger than the sum of its proper divisors (2509031655).

3321025305 is a wasteful number, since it uses less digits than its factorization.

3321025305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1410.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 3321025305 is about 57628.3376907577. The cubic root of 3321025305 is about 1491.9607393889.

Adding to 3321025305 its reverse (5035201233), we get a palindrome (8356226538).

The spelling of 3321025305 in words is "three billion, three hundred twenty-one million, twenty-five thousand, three hundred five".