6774663 has 16 divisors (see below), whose sum is σ = 10603520. Its totient is φ = 3766176.

The previous prime is 6774643. The next prime is 6774671. The reversal of 6774663 is 3664776.

It is not a de Polignac number, because 6774663 - 2⁵ = 6774631 is a prime.

It is a d-powerful number, because it can be written as 6² + 7⁷ + 7⁸ + 4³ + 6⁴ + 6⁵ + 3¹¹ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6774623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3583 + ... + 5136.

It is an arithmetic number, because the mean of its divisors is an integer number (662720).

Almost surely, 2^6774663 is an apocalyptic number.

6774663 is a deficient number, since it is larger than the sum of its proper divisors (3828857).

6774663 is a wasteful number, since it uses less digits than its factorization.

6774663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8766.

The product of its digits is 127008, while the sum is 39.

The square root of 6774663 is about 2602.8182802493. The cubic root of 6774663 is about 189.2180512942.

The spelling of 6774663 in words is "six million, seven hundred seventy-four thousand, six hundred sixty-three".