6733340209 has 2 divisors, whose sum is σ = 6733340210. Its totient is φ = 6733340208.

The previous prime is 6733340177. The next prime is 6733340279. The reversal of 6733340209 is 9020433376.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5079697984 + 1653642225 = 71272^2 + 40665^2 .

It is a cyclic number.

It is not a de Polignac number, because 6733340209 - 2⁵ = 6733340177 is a prime.

It is not a weakly prime, because it can be changed into another prime (6733340279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3366670104 + 3366670105.

It is an arithmetic number, because the mean of its divisors is an integer number (3366670105).

Almost surely, 2^6733340209 is an apocalyptic number.

It is an amenable number.

6733340209 is a deficient number, since it is larger than the sum of its proper divisors (1).

6733340209 is an equidigital number, since it uses as much as digits as its factorization.

6733340209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 37.

The square root of 6733340209 is about 82056.9327296603. The cubic root of 6733340209 is about 1888.3254775315.

The spelling of 6733340209 in words is "six billion, seven hundred thirty-three million, three hundred forty thousand, two hundred nine".