671334 has 16 divisors (see below), whose sum is σ = 1375920. Its totient is φ = 218240.

The previous prime is 671323. The next prime is 671339. The reversal of 671334 is 433176.

It is a Curzon number.

It is a congruent number.

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, 1119 + ... + 1610.

It is an arithmetic number, because the mean of its divisors is an integer number (85995).

2⁶⁷¹³³⁴ is an apocalyptic number.

671334 is an abundant number, since it is smaller than the sum of its proper divisors (704586).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

671334 is a wasteful number, since it uses less digits than its factorization.

671334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2775.

The product of its digits is 1512, while the sum is 24.

The square root of 671334 is about 819.3497421736. The cubic root of 671334 is about 87.5614371246.

The spelling of 671334 in words is "six hundred seventy-one thousand, three hundred thirty-four".