671068 has 12 divisors (see below), whose sum is σ = 1184512. Its totient is φ = 332640.

The previous prime is 671063. The next prime is 671081. The reversal of 671068 is 860176.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671063) by changing a digit.

671068 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 3 ways as a sum of consecutive naturals, for example, 153 + ... + 1168.

2⁶⁷¹⁰⁶⁸ is an apocalyptic number.

It is an amenable number.

671068 is a deficient number, since it is larger than the sum of its proper divisors (513444).

671068 is a wasteful number, since it uses less digits than its factorization.

671068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1452 (or 1450 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 671068 is about 819.1874022469. The cubic root of 671068 is about 87.5498708903.

The spelling of 671068 in words is "six hundred seventy-one thousand, sixty-eight".