667703 has 4 divisors (see below), whose sum is σ = 679080. Its totient is φ = 656328.

The previous prime is 667699. The next prime is 667727. The reversal of 667703 is 307766.

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 667703 - 2² = 667699 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 667703.

It is not an unprimeable number, because it can be changed into a prime (667753) 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, 5600 + ... + 5717.

It is an arithmetic number, because the mean of its divisors is an integer number (169770).

2⁶⁶⁷⁷⁰³ is an apocalyptic number.

667703 is a deficient number, since it is larger than the sum of its proper divisors (11377).

667703 is a wasteful number, since it uses less digits than its factorization.

667703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11376.

The product of its (nonzero) digits is 5292, while the sum is 29.

The square root of 667703 is about 817.1309564568. The cubic root of 667703 is about 87.4032890663.

The spelling of 667703 in words is "six hundred sixty-seven thousand, seven hundred three".