671341 has 4 divisors (see below), whose sum is σ = 732384. Its totient is φ = 610300.

The previous prime is 671339. The next prime is 671353. The reversal of 671341 is 143176.

It is the 335-th star number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 671341 - 2¹ = 671339 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671141) 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, 30505 + ... + 30526.

It is an arithmetic number, because the mean of its divisors is an integer number (183096).

2⁶⁷¹³⁴¹ is an apocalyptic number.

It is an amenable number.

671341 is a deficient number, since it is larger than the sum of its proper divisors (61043).

671341 is a wasteful number, since it uses less digits than its factorization.

671341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61042.

The product of its digits is 504, while the sum is 22.

The square root of 671341 is about 819.3540138426. The cubic root of 671341 is about 87.5617414580.

The spelling of 671341 in words is "six hundred seventy-one thousand, three hundred forty-one".