32225321 has 2 divisors, whose sum is σ = 32225322. Its totient is φ = 32225320.

The previous prime is 32225317. The next prime is 32225327. The reversal of 32225321 is 12352223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27709696 + 4515625 = 5264^2 + 2125^2 .

It is a cyclic number.

It is not a de Polignac number, because 32225321 - 2² = 32225317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32225293 and 32225302.

It is not a weakly prime, because it can be changed into another prime (32225327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16112660 + 16112661.

It is an arithmetic number, because the mean of its divisors is an integer number (16112661).

Almost surely, 2^32225321 is an apocalyptic number.

It is an amenable number.

32225321 is a deficient number, since it is larger than the sum of its proper divisors (1).

32225321 is an equidigital number, since it uses as much as digits as its factorization.

32225321 is an evil number, because the sum of its binary digits is even.

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

The square root of 32225321 is about 5676.7350651585. The cubic root of 32225321 is about 318.2236240703.

Adding to 32225321 its reverse (12352223), we get a palindrome (44577544).

The spelling of 32225321 in words is "thirty-two million, two hundred twenty-five thousand, three hundred twenty-one".