671293 has 8 divisors (see below), whose sum is σ = 786240. Its totient is φ = 561120.

The previous prime is 671287. The next prime is 671299. The reversal of 671293 is 392176.

It is an interprime number because it is at equal distance from previous prime (671287) and next prime (671299).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 671293 - 2⁵ = 671261 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671299) 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, 883 + ... + 1456.

It is an arithmetic number, because the mean of its divisors is an integer number (98280).

2⁶⁷¹²⁹³ is an apocalyptic number.

It is an amenable number.

671293 is a deficient number, since it is larger than the sum of its proper divisors (114947).

671293 is a wasteful number, since it uses less digits than its factorization.

671293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2387.

The product of its digits is 2268, while the sum is 28.

The square root of 671293 is about 819.3247219509. The cubic root of 671293 is about 87.5596545584.

The spelling of 671293 in words is "six hundred seventy-one thousand, two hundred ninety-three".