6677977 has 8 divisors (see below), whose sum is σ = 6804000. Its totient is φ = 6553344.

The previous prime is 6677971. The next prime is 6678017. The reversal of 6677977 is 7797766.

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

It is a cyclic number.

It is not a de Polignac number, because 6677977 - 2³ = 6677969 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6677977.

It is not an unprimeable number, because it can be changed into a prime (6677971) 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, 14649 + ... + 15097.

It is an arithmetic number, because the mean of its divisors is an integer number (850500).

Almost surely, 2^6677977 is an apocalyptic number.

It is an amenable number.

6677977 is a deficient number, since it is larger than the sum of its proper divisors (126023).

6677977 is a wasteful number, since it uses less digits than its factorization.

6677977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695.

The product of its digits is 777924, while the sum is 49.

The square root of 6677977 is about 2584.1782059293. The cubic root of 6677977 is about 188.3135799541.

The spelling of 6677977 in words is "six million, six hundred seventy-seven thousand, nine hundred seventy-seven".