6698441 has 2 divisors, whose sum is σ = 6698442. Its totient is φ = 6698440.

The previous prime is 6698429. The next prime is 6698467. The reversal of 6698441 is 1448966.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3822025 + 2876416 = 1955^2 + 1696^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6698441 is a prime.

It is a super-2 number, since 2×6698441² = 89738223660962, which contains 22 as substring.

It is a Chen prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 6698395 and 6698404.

It is not a weakly prime, because it can be changed into another prime (6698491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3349220 + 3349221.

It is an arithmetic number, because the mean of its divisors is an integer number (3349221).

Almost surely, 2^6698441 is an apocalyptic number.

It is an amenable number.

6698441 is a deficient number, since it is larger than the sum of its proper divisors (1).

6698441 is an equidigital number, since it uses as much as digits as its factorization.

6698441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 38.

The square root of 6698441 is about 2588.1346564659. The cubic root of 6698441 is about 188.5057399158.

The spelling of 6698441 in words is "six million, six hundred ninety-eight thousand, four hundred forty-one".