6777897 has 8 divisors (see below), whose sum is σ = 10328256. Its totient is φ = 3873072.

The previous prime is 6777839. The next prime is 6777923. The reversal of 6777897 is 7987776.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6777897 - 2⁷ = 6777769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6777497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161358 + ... + 161399.

It is an arithmetic number, because the mean of its divisors is an integer number (1291032).

Almost surely, 2^6777897 is an apocalyptic number.

It is an amenable number.

6777897 is a deficient number, since it is larger than the sum of its proper divisors (3550359).

6777897 is a wasteful number, since it uses less digits than its factorization.

6777897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322767.

The product of its digits is 1037232, while the sum is 51.

The square root of 6777897 is about 2603.4394557969. The cubic root of 6777897 is about 189.2481553172.

The spelling of 6777897 in words is "six million, seven hundred seventy-seven thousand, eight hundred ninety-seven".