6899801 has 2 divisors, whose sum is σ = 6899802. Its totient is φ = 6899800.

The previous prime is 6899791. The next prime is 6899803. The reversal of 6899801 is 1089986.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6375625 + 524176 = 2525^2 + 724^2 .

It is a cyclic number.

It is not a de Polignac number, because 6899801 - 2¹⁰ = 6898777 is a prime.

Together with 6899803, 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 (6899803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3449900 + 3449901.

It is an arithmetic number, because the mean of its divisors is an integer number (3449901).

Almost surely, 2^6899801 is an apocalyptic number.

It is an amenable number.

6899801 is a deficient number, since it is larger than the sum of its proper divisors (1).

6899801 is an equidigital number, since it uses as much as digits as its factorization.

6899801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 41.

The square root of 6899801 is about 2626.7472280370. The cubic root of 6899801 is about 190.3759959764.

The spelling of 6899801 in words is "six million, eight hundred ninety-nine thousand, eight hundred one".