6697841 has 2 divisors, whose sum is σ = 6697842. Its totient is φ = 6697840.

The previous prime is 6697837. The next prime is 6697843. The reversal of 6697841 is 1487966.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5880625 + 817216 = 2425^2 + 904^2 .

It is a cyclic number.

It is not a de Polignac number, because 6697841 - 2² = 6697837 is a prime.

It is a super-2 number, since 2×6697841² = 89722148122562, which contains 22 as substring.

Together with 6697843, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6697843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3348920 + 3348921.

It is an arithmetic number, because the mean of its divisors is an integer number (3348921).

Almost surely, 2^6697841 is an apocalyptic number.

It is an amenable number.

6697841 is a deficient number, since it is larger than the sum of its proper divisors (1).

6697841 is an equidigital number, since it uses as much as digits as its factorization.

6697841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 41.

The square root of 6697841 is about 2588.0187402722. The cubic root of 6697841 is about 188.5001114011.

The spelling of 6697841 in words is "six million, six hundred ninety-seven thousand, eight hundred forty-one".