6678579 has 16 divisors (see below), whose sum is σ = 9368064. Its totient is φ = 4224000.

The previous prime is 6678577. The next prime is 6678593. The reversal of 6678579 is 9758766.

6678579 is digitally balanced in base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6678579 - 2¹ = 6678577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6678577) 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, 10099 + ... + 10739.

It is an arithmetic number, because the mean of its divisors is an integer number (585504).

Almost surely, 2^6678579 is an apocalyptic number.

6678579 is a gapful number since it is divisible by the number (69) formed by its first and last digit.

6678579 is a deficient number, since it is larger than the sum of its proper divisors (2689485).

6678579 is a wasteful number, since it uses less digits than its factorization.

6678579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818.

The product of its digits is 635040, while the sum is 48.

The square root of 6678579 is about 2584.2946813396. The cubic root of 6678579 is about 188.3192384227.

The spelling of 6678579 in words is "six million, six hundred seventy-eight thousand, five hundred seventy-nine".