6678039 has 8 divisors (see below), whose sum is σ = 9121392. Its totient is φ = 4343360.

The previous prime is 6678037. The next prime is 6678079. The reversal of 6678039 is 9308766.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6678039 - 2¹ = 6678037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6677988 and 6678006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6678037) 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 7 ways as a sum of consecutive naturals, for example, 27024 + ... + 27269.

It is an arithmetic number, because the mean of its divisors is an integer number (1140174).

Almost surely, 2^6678039 is an apocalyptic number.

6678039 is a deficient number, since it is larger than the sum of its proper divisors (2443353).

6678039 is a wasteful number, since it uses less digits than its factorization.

6678039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54337.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 6678039 is about 2584.1902019782. The cubic root of 6678039 is about 188.3141627357.

The spelling of 6678039 in words is "six million, six hundred seventy-eight thousand, thirty-nine".