3368705691 has 16 divisors (see below), whose sum is σ = 4838270976. Its totient is φ = 2072554656.

The previous prime is 3368705657. The next prime is 3368705693. The reversal of 3368705691 is 1965078633.

It is a happy number.

It is not a de Polignac number, because 3368705691 - 2¹³ = 3368697499 is a prime.

It is a super-2 number, since 2×3368705691² = 22696356065151574962, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3368705691.

It is not an unprimeable number, because it can be changed into a prime (3368705693) 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 15 ways as a sum of consecutive naturals, for example, 220486 + ... + 235268.

It is an arithmetic number, because the mean of its divisors is an integer number (302391936).

Almost surely, 2^3368705691 is an apocalyptic number.

3368705691 is a deficient number, since it is larger than the sum of its proper divisors (1469565285).

3368705691 is a wasteful number, since it uses less digits than its factorization.

3368705691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20642.

The product of its (nonzero) digits is 816480, while the sum is 48.

The square root of 3368705691 is about 58040.5521252167. The cubic root of 3368705691 is about 1499.0669294844.

The spelling of 3368705691 in words is "three billion, three hundred sixty-eight million, seven hundred five thousand, six hundred ninety-one".