6774545 has 16 divisors (see below), whose sum is σ = 8856000. Its totient is φ = 4955328.

The previous prime is 6774541. The next prime is 6774587. The reversal of 6774545 is 5454776.

6774545 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 6774545 - 2² = 6774541 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6774499 and 6774508.

It is not an unprimeable number, because it can be changed into a prime (6774541) 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, 1526 + ... + 3984.

It is an arithmetic number, because the mean of its divisors is an integer number (553500).

Almost surely, 2^6774545 is an apocalyptic number.

It is an amenable number.

6774545 is a deficient number, since it is larger than the sum of its proper divisors (2081455).

6774545 is a wasteful number, since it uses less digits than its factorization.

6774545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2512.

The product of its digits is 117600, while the sum is 38.

The square root of 6774545 is about 2602.7956124137. The cubic root of 6774545 is about 189.2169526979.

The spelling of 6774545 in words is "six million, seven hundred seventy-four thousand, five hundred forty-five".