3297696668 has 60 divisors (see below), whose sum is σ = 7025580240. Its totient is φ = 1351760256.

The previous prime is 3297696653. The next prime is 3297696697. The reversal of 3297696668 is 8666967923.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 3297696668.

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 213428 + ... + 228356.

It is an arithmetic number, because the mean of its divisors is an integer number (117093004).

Almost surely, 2^3297696668 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 3297696668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3512790120).

3297696668 is an abundant number, since it is smaller than the sum of its proper divisors (3727883572).

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

3297696668 is a wasteful number, since it uses less digits than its factorization.

3297696668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14984 (or 14961 counting only the distinct ones).

The product of its digits is 35271936, while the sum is 62.

The square root of 3297696668 is about 57425.5750341257. The cubic root of 3297696668 is about 1488.4590871335.

The spelling of 3297696668 in words is "three billion, two hundred ninety-seven million, six hundred ninety-six thousand, six hundred sixty-eight".