671359 has 8 divisors (see below), whose sum is σ = 740432. Its totient is φ = 604800.

The previous prime is 671357. The next prime is 671369. The reversal of 671359 is 953176.

671359 = 332² + 333² + ... + 337².

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 671359 - 2¹ = 671357 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 671359.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42 + ... + 1159.

It is an arithmetic number, because the mean of its divisors is an integer number (92554).

2⁶⁷¹³⁵⁹ is an apocalyptic number.

671359 is a deficient number, since it is larger than the sum of its proper divisors (69073).

671359 is a wasteful number, since it uses less digits than its factorization.

671359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1257.

The product of its digits is 5670, while the sum is 31.

The square root of 671359 is about 819.3649980320. The cubic root of 671359 is about 87.5625240197.

The spelling of 671359 in words is "six hundred seventy-one thousand, three hundred fifty-nine".