6774681 has 4 divisors (see below), whose sum is σ = 9032912. Its totient is φ = 4516452.

The previous prime is 6774671. The next prime is 6774683. The reversal of 6774681 is 1864776.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6774681 - 2¹⁵ = 6741913 is a prime.

It is a super-2 number, since 2×6774681² = 91792605303522, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6774683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1129111 + ... + 1129116.

It is an arithmetic number, because the mean of its divisors is an integer number (2258228).

Almost surely, 2^6774681 is an apocalyptic number.

It is an amenable number.

6774681 is a deficient number, since it is larger than the sum of its proper divisors (2258231).

6774681 is a wasteful number, since it uses less digits than its factorization.

6774681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2258230.

The product of its digits is 56448, while the sum is 39.

The square root of 6774681 is about 2602.8217380374. The cubic root of 6774681 is about 189.2182188756.

The spelling of 6774681 in words is "six million, seven hundred seventy-four thousand, six hundred eighty-one".