667107 has 12 divisors (see below), whose sum is σ = 1101360. Its totient is φ = 381168.

The previous prime is 667103. The next prime is 667123. The reversal of 667107 is 701766.

It is not a de Polignac number, because 667107 - 2² = 667103 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 667107.

It is not an unprimeable number, because it can be changed into a prime (667103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5232 + ... + 5357.

It is an arithmetic number, because the mean of its divisors is an integer number (91780).

2⁶⁶⁷¹⁰⁷ is an apocalyptic number.

667107 is a deficient number, since it is larger than the sum of its proper divisors (434253).

667107 is a wasteful number, since it uses less digits than its factorization.

667107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10602 (or 10599 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 27.

The square root of 667107 is about 816.7661844127. The cubic root of 667107 is about 87.3772755705.

The spelling of 667107 in words is "six hundred sixty-seven thousand, one hundred seven".