6896557 has 2 divisors, whose sum is σ = 6896558. Its totient is φ = 6896556.

The previous prime is 6896551. The next prime is 6896597. The reversal of 6896557 is 7556986.

6896557 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5470921 + 1425636 = 2339^2 + 1194^2 .

It is a cyclic number.

It is not a de Polignac number, because 6896557 - 2⁷ = 6896429 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 (6896551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3448278 + 3448279.

It is an arithmetic number, because the mean of its divisors is an integer number (3448279).

Almost surely, 2^6896557 is an apocalyptic number.

It is an amenable number.

6896557 is a deficient number, since it is larger than the sum of its proper divisors (1).

6896557 is an equidigital number, since it uses as much as digits as its factorization.

6896557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 46.

The square root of 6896557 is about 2626.1296616885. The cubic root of 6896557 is about 190.3461556693.

The spelling of 6896557 in words is "six million, eight hundred ninety-six thousand, five hundred fifty-seven".