671417 has 2 divisors, whose sum is σ = 671418. Its totient is φ = 671416.

The previous prime is 671401. The next prime is 671431. The reversal of 671417 is 714176.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 430336 + 241081 = 656^2 + 491^2 .

It is a cyclic number.

It is not a de Polignac number, because 671417 - 2⁴ = 671401 is a prime.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 671417.

It is not a weakly prime, because it can be changed into another prime (671467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335708 + 335709.

It is an arithmetic number, because the mean of its divisors is an integer number (335709).

2⁶⁷¹⁴¹⁷ is an apocalyptic number.

It is an amenable number.

671417 is a deficient number, since it is larger than the sum of its proper divisors (1).

671417 is an equidigital number, since it uses as much as digits as its factorization.

671417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1176, while the sum is 26.

The square root of 671417 is about 819.4003905296. The cubic root of 671417 is about 87.5650455122.

The spelling of 671417 in words is "six hundred seventy-one thousand, four hundred seventeen".