3213366005 has 18 divisors (see below), whose sum is σ = 3910173954. Its totient is φ = 2535100000.

The previous prime is 3213365989. The next prime is 3213366007. The reversal of 3213366005 is 5006633123.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1996123684 + 1217242321 = 44678^2 + 34889^2 .

It is not a de Polignac number, because 3213366005 - 2⁴ = 3213365989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3213366007) 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 17 ways as a sum of consecutive naturals, for example, 12802130 + ... + 12802380.

Almost surely, 2^3213366005 is an apocalyptic number.

It is an amenable number.

3213366005 is a deficient number, since it is larger than the sum of its proper divisors (696807949).

3213366005 is an frugal number, since it uses more digits than its factorization.

3213366005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709 (or 357 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 3213366005 is about 56686.5592975972. The cubic root of 3213366005 is about 1475.6614488111.

Adding to 3213366005 its reverse (5006633123), we get a palindrome (8219999128).

The spelling of 3213366005 in words is "three billion, two hundred thirteen million, three hundred sixty-six thousand, five".