6648107 has 4 divisors (see below), whose sum is σ = 6656520. Its totient is φ = 6639696.

The previous prime is 6648097. The next prime is 6648113. The reversal of 6648107 is 7018466.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6648107 - 2⁴ = 6648091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6648007) 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, 2882 + ... + 4647.

It is an arithmetic number, because the mean of its divisors is an integer number (1664130).

Almost surely, 2^6648107 is an apocalyptic number.

6648107 is a deficient number, since it is larger than the sum of its proper divisors (8413).

6648107 is an equidigital number, since it uses as much as digits as its factorization.

6648107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8412.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 6648107 is about 2578.3923285644. The cubic root of 6648107 is about 188.0323902997.

The spelling of 6648107 in words is "six million, six hundred forty-eight thousand, one hundred seven".