3217309696 has 60 divisors (see below), whose sum is σ = 6487866000. Its totient is φ = 1595310080.

The previous prime is 3217309657. The next prime is 3217309699. The reversal of 3217309696 is 6969037123.

It is a super-2 number, since 2×3217309696² = 20702163359951224832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3217309699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2145555 + ... + 2147053.

It is an arithmetic number, because the mean of its divisors is an integer number (108131100).

Almost surely, 2^3217309696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3217309696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3243933000).

3217309696 is an abundant number, since it is smaller than the sum of its proper divisors (3270556304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3217309696 is an equidigital number, since it uses as much as digits as its factorization.

3217309696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1658 (or 1632 counting only the distinct ones).

The product of its (nonzero) digits is 367416, while the sum is 46.

The square root of 3217309696 is about 56721.3336937699. Note that the first 3 decimals coincide. The cubic root of 3217309696 is about 1476.2648839268.

The spelling of 3217309696 in words is "three billion, two hundred seventeen million, three hundred nine thousand, six hundred ninety-six".