6773644 has 6 divisors (see below), whose sum is σ = 11853884. Its totient is φ = 3386820.

The previous prime is 6773639. The next prime is 6773647. The reversal of 6773644 is 4463776.

It is not an unprimeable number, because it can be changed into a prime (6773647) 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 as a sum of consecutive naturals, namely, 846702 + ... + 846709.

Almost surely, 2^6773644 is an apocalyptic number.

It is an amenable number.

6773644 is a deficient number, since it is larger than the sum of its proper divisors (5080240).

6773644 is a wasteful number, since it uses less digits than its factorization.

6773644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1693415 (or 1693413 counting only the distinct ones).

The product of its digits is 84672, while the sum is 37.

The square root of 6773644 is about 2602.6225235328. The cubic root of 6773644 is about 189.2085638426.

The spelling of 6773644 in words is "six million, seven hundred seventy-three thousand, six hundred forty-four".