6801217 has 2 divisors, whose sum is σ = 6801218. Its totient is φ = 6801216.

The previous prime is 6801211. The next prime is 6801227. The reversal of 6801217 is 7121086.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6739216 + 62001 = 2596^2 + 249^2 .

It is a cyclic number.

It is not a de Polignac number, because 6801217 - 2⁷ = 6801089 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 6801191 and 6801200.

It is not a weakly prime, because it can be changed into another prime (6801211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3400608 + 3400609.

It is an arithmetic number, because the mean of its divisors is an integer number (3400609).

Almost surely, 2^6801217 is an apocalyptic number.

It is an amenable number.

6801217 is a deficient number, since it is larger than the sum of its proper divisors (1).

6801217 is an equidigital number, since it uses as much as digits as its factorization.

6801217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 6801217 is about 2607.9143007392. The cubic root of 6801217 is about 189.4649489732.

The spelling of 6801217 in words is "six million, eight hundred one thousand, two hundred seventeen".