6664107 has 8 divisors (see below), whose sum is σ = 9125776. Its totient is φ = 4322592.

The previous prime is 6664103. The next prime is 6664121. The reversal of 6664107 is 7014666.

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

It is not a de Polignac number, because 6664107 - 2² = 6664103 is a prime.

It is a Duffinian number.

6664107 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6664103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29908 + ... + 30129.

It is an arithmetic number, because the mean of its divisors is an integer number (1140722).

Almost surely, 2^6664107 is an apocalyptic number.

6664107 is a deficient number, since it is larger than the sum of its proper divisors (2461669).

6664107 is a wasteful number, since it uses less digits than its factorization.

6664107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60077.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 6664107 is about 2581.4931725651. The cubic root of 6664107 is about 188.1831153072.

The spelling of 6664107 in words is "six million, six hundred sixty-four thousand, one hundred seven".