6808019 has 2 divisors, whose sum is σ = 6808020. Its totient is φ = 6808018.

The previous prime is 6808013. The next prime is 6808049. The reversal of 6808019 is 9108086.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6808019 is a prime.

It is a super-2 number, since 2×6808019² = 92698245408722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6808013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3404009 + 3404010.

It is an arithmetic number, because the mean of its divisors is an integer number (3404010).

Almost surely, 2^6808019 is an apocalyptic number.

6808019 is a deficient number, since it is larger than the sum of its proper divisors (1).

6808019 is an equidigital number, since it uses as much as digits as its factorization.

6808019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 32.

The square root of 6808019 is about 2609.2180821081. The cubic root of 6808019 is about 189.5280901822.

The spelling of 6808019 in words is "six million, eight hundred eight thousand, nineteen".