6777065 has 16 divisors (see below), whose sum is σ = 8764416. Its totient is φ = 5016000.

The previous prime is 6777061. The next prime is 6777073. The reversal of 6777065 is 5607776.

6777065 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6777065 - 2² = 6777061 is a prime.

It is a super-2 number, since 2×6777065² = 91857220028450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6777061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2615 + ... + 4515.

It is an arithmetic number, because the mean of its divisors is an integer number (547776).

Almost surely, 2^6777065 is an apocalyptic number.

It is an amenable number.

6777065 is a deficient number, since it is larger than the sum of its proper divisors (1987351).

6777065 is a wasteful number, since it uses less digits than its factorization.

6777065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1960.

The product of its (nonzero) digits is 61740, while the sum is 38.

The square root of 6777065 is about 2603.2796622722. The cubic root of 6777065 is about 189.2404114743.

The spelling of 6777065 in words is "six million, seven hundred seventy-seven thousand, sixty-five".