3225005209 has 2 divisors, whose sum is σ = 3225005210. Its totient is φ = 3225005208.

The previous prime is 3225005177. The next prime is 3225005227. The reversal of 3225005209 is 9025005223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2053449225 + 1171555984 = 45315^2 + 34228^2 .

It is a cyclic number.

It is not a de Polignac number, because 3225005209 - 2⁵ = 3225005177 is a prime.

It is not a weakly prime, because it can be changed into another prime (3225005249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1612502604 + 1612502605.

It is an arithmetic number, because the mean of its divisors is an integer number (1612502605).

Almost surely, 2^3225005209 is an apocalyptic number.

It is an amenable number.

3225005209 is a deficient number, since it is larger than the sum of its proper divisors (1).

3225005209 is an equidigital number, since it uses as much as digits as its factorization.

3225005209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 3225005209 is about 56789.1293206719. The cubic root of 3225005209 is about 1477.4409772928.

The spelling of 3225005209 in words is "three billion, two hundred twenty-five million, five thousand, two hundred nine".