6898487 has 2 divisors, whose sum is σ = 6898488. Its totient is φ = 6898486.

The previous prime is 6898483. The next prime is 6898511. The reversal of 6898487 is 7848986.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6898487 - 2² = 6898483 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6898483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3449243 + 3449244.

It is an arithmetic number, because the mean of its divisors is an integer number (3449244).

Almost surely, 2^6898487 is an apocalyptic number.

6898487 is a deficient number, since it is larger than the sum of its proper divisors (1).

6898487 is an equidigital number, since it uses as much as digits as its factorization.

6898487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 774144, while the sum is 50.

The square root of 6898487 is about 2626.4970968954. The cubic root of 6898487 is about 190.3639101235.

The spelling of 6898487 in words is "six million, eight hundred ninety-eight thousand, four hundred eighty-seven".