3220608473 has 2 divisors, whose sum is σ = 3220608474. Its totient is φ = 3220608472.

The previous prime is 3220608451. The next prime is 3220608491. The reversal of 3220608473 is 3748060223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2906503744 + 314104729 = 53912^2 + 17723^2 .

It is a cyclic number.

It is not a de Polignac number, because 3220608473 - 2⁶ = 3220608409 is a prime.

It is not a weakly prime, because it can be changed into another prime (3220608403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610304236 + 1610304237.

It is an arithmetic number, because the mean of its divisors is an integer number (1610304237).

Almost surely, 2^3220608473 is an apocalyptic number.

It is an amenable number.

3220608473 is a deficient number, since it is larger than the sum of its proper divisors (1).

3220608473 is an equidigital number, since it uses as much as digits as its factorization.

3220608473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 3220608473 is about 56750.4050470127. The cubic root of 3220608473 is about 1476.7692603219.

Adding to 3220608473 its reverse (3748060223), we get a palindrome (6968668696).

The spelling of 3220608473 in words is "three billion, two hundred twenty million, six hundred eight thousand, four hundred seventy-three".