6800533 has 2 divisors, whose sum is σ = 6800534. Its totient is φ = 6800532.

The previous prime is 6800531. The next prime is 6800581. The reversal of 6800533 is 3350086.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6646084 + 154449 = 2578^2 + 393^2 .

It is a cyclic number.

It is not a de Polignac number, because 6800533 - 2¹ = 6800531 is a prime.

Together with 6800531, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 6800498 and 6800507.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6800531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3400266 + 3400267.

It is an arithmetic number, because the mean of its divisors is an integer number (3400267).

Almost surely, 2^6800533 is an apocalyptic number.

It is an amenable number.

6800533 is a deficient number, since it is larger than the sum of its proper divisors (1).

6800533 is an equidigital number, since it uses as much as digits as its factorization.

6800533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 6800533 is about 2607.7831581633. The cubic root of 6800533 is about 189.4585972487.

The spelling of 6800533 in words is "six million, eight hundred thousand, five hundred thirty-three".