6696777 has 8 divisors (see below), whose sum is σ = 9136864. Its totient is φ = 4360608.

The previous prime is 6696773. The next prime is 6696779. The reversal of 6696777 is 7776966.

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

It is not a de Polignac number, because 6696777 - 2² = 6696773 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6696773) 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, 25828 + ... + 26085.

It is an arithmetic number, because the mean of its divisors is an integer number (1142108).

Almost surely, 2^6696777 is an apocalyptic number.

It is an amenable number.

6696777 is a deficient number, since it is larger than the sum of its proper divisors (2440087).

6696777 is a wasteful number, since it uses less digits than its factorization.

6696777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51959.

The product of its digits is 666792, while the sum is 48.

The square root of 6696777 is about 2587.8131694541. The cubic root of 6696777 is about 188.4901293417.

The spelling of 6696777 in words is "six million, six hundred ninety-six thousand, seven hundred seventy-seven".