671333 has 8 divisors (see below), whose sum is σ = 730968. Its totient is φ = 612864.

The previous prime is 671323. The next prime is 671339. The reversal of 671333 is 333176.

It can be written as a sum of positive squares in 4 ways, for example, as 3844 + 667489 = 62^2 + 817^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 671333 - 2⁶ = 671269 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 671299 and 671308.

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 671333.

It is not an unprimeable number, because it can be changed into a prime (671339) 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 7 ways as a sum of consecutive naturals, for example, 1241 + ... + 1697.

It is an arithmetic number, because the mean of its divisors is an integer number (91371).

2⁶⁷¹³³³ is an apocalyptic number.

It is an amenable number.

671333 is a deficient number, since it is larger than the sum of its proper divisors (59635).

671333 is a wasteful number, since it uses less digits than its factorization.

671333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583.

The product of its digits is 1134, while the sum is 23.

The square root of 671333 is about 819.3491319334. The cubic root of 671333 is about 87.5613936483.

The spelling of 671333 in words is "six hundred seventy-one thousand, three hundred thirty-three".