3225333521 has 2 divisors, whose sum is σ = 3225333522. Its totient is φ = 3225333520.

The previous prime is 3225333491. The next prime is 3225333541. The reversal of 3225333521 is 1253335223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3142723600 + 82609921 = 56060^2 + 9089^2 .

It is a cyclic number.

It is not a de Polignac number, because 3225333521 - 2³⁰ = 2151591697 is a prime.

It is not a weakly prime, because it can be changed into another prime (3225333541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1612666760 + 1612666761.

It is an arithmetic number, because the mean of its divisors is an integer number (1612666761).

Almost surely, 2^3225333521 is an apocalyptic number.

It is an amenable number.

3225333521 is a deficient number, since it is larger than the sum of its proper divisors (1).

3225333521 is an equidigital number, since it uses as much as digits as its factorization.

3225333521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16200, while the sum is 29.

The square root of 3225333521 is about 56792.0198707530. The cubic root of 3225333521 is about 1477.4911110767.

Adding to 3225333521 its reverse (1253335223), we get a palindrome (4478668744).

The spelling of 3225333521 in words is "three billion, two hundred twenty-five million, three hundred thirty-three thousand, five hundred twenty-one".