3340800391 has 2 divisors, whose sum is σ = 3340800392. Its totient is φ = 3340800390.

The previous prime is 3340800361. The next prime is 3340800401. The reversal of 3340800391 is 1930080433.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3340800391 - 2⁹ = 3340799879 is a prime.

It is a super-2 number, since 2×3340800391² = 22321894505011505762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3340800361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1670400195 + 1670400196.

It is an arithmetic number, because the mean of its divisors is an integer number (1670400196).

Almost surely, 2^3340800391 is an apocalyptic number.

3340800391 is a deficient number, since it is larger than the sum of its proper divisors (1).

3340800391 is an equidigital number, since it uses as much as digits as its factorization.

3340800391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 3340800391 is about 57799.6573605761. The cubic root of 3340800391 is about 1494.9161805782.

The spelling of 3340800391 in words is "three billion, three hundred forty million, eight hundred thousand, three hundred ninety-one".