6898077 has 6 divisors (see below), whose sum is σ = 9963902. Its totient is φ = 4598712.

The previous prime is 6898069. The next prime is 6898081. The reversal of 6898077 is 7708986.

It can be written as a sum of positive squares in only one way, i.e., 6687396 + 210681 = 2586^2 + 459^2 .

It is not a de Polignac number, because 6898077 - 2³ = 6898069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6898037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 383218 + ... + 383235.

Almost surely, 2^6898077 is an apocalyptic number.

It is an amenable number.

6898077 is a deficient number, since it is larger than the sum of its proper divisors (3065825).

6898077 is a wasteful number, since it uses less digits than its factorization.

6898077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766459 (or 766456 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 45.

The square root of 6898077 is about 2626.4190450117. The cubic root of 6898077 is about 190.3601387289.

The spelling of 6898077 in words is "six million, eight hundred ninety-eight thousand, seventy-seven".