671703 has 16 divisors (see below), whose sum is σ = 946176. Its totient is φ = 423360.

The previous prime is 671701. The next prime is 671717. The reversal of 671703 is 307176.

It is not a de Polignac number, because 671703 - 2¹ = 671701 is a prime.

It is a plaindrome in base 9.

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 671703.

It is not an unprimeable number, because it can be changed into a prime (671701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5226 + ... + 5352.

It is an arithmetic number, because the mean of its divisors is an integer number (59136).

2⁶⁷¹⁷⁰³ is an apocalyptic number.

671703 is a deficient number, since it is larger than the sum of its proper divisors (274473).

671703 is a wasteful number, since it uses less digits than its factorization.

671703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214.

The product of its (nonzero) digits is 882, while the sum is 24.

The square root of 671703 is about 819.5748898057. The cubic root of 671703 is about 87.5774769559.

Adding to 671703 its reverse (307176), we get a palindrome (978879).

It can be divided in two parts, 67 and 1703, that added together give a triangular number (1770 = T₅₉).

The spelling of 671703 in words is "six hundred seventy-one thousand, seven hundred three".