668327 has 4 divisors (see below), whose sum is σ = 729096. Its totient is φ = 607560.

The previous prime is 668303. The next prime is 668347. The reversal of 668327 is 723866.

668327 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 668327 - 2¹⁴ = 651943 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 668293 and 668302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (668347) 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, 30368 + ... + 30389.

It is an arithmetic number, because the mean of its divisors is an integer number (182274).

2⁶⁶⁸³²⁷ is an apocalyptic number.

668327 is a deficient number, since it is larger than the sum of its proper divisors (60769).

668327 is a wasteful number, since it uses less digits than its factorization.

668327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60768.

The product of its digits is 12096, while the sum is 32.

The square root of 668327 is about 817.5126910330. The cubic root of 668327 is about 87.4305080899.

The spelling of 668327 in words is "six hundred sixty-eight thousand, three hundred twenty-seven".