260417 has 2 divisors, whose sum is σ = 260418. Its totient is φ = 260416.

The previous prime is 260413. The next prime is 260419. The reversal of 260417 is 714062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 229441 + 30976 = 479^2 + 176^2 .

It is a cyclic number.

It is not a de Polignac number, because 260417 - 2² = 260413 is a prime.

Together with 260419, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (260411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130208 + 130209.

It is an arithmetic number, because the mean of its divisors is an integer number (130209).

2²⁶⁰⁴¹⁷ is an apocalyptic number.

It is an amenable number.

260417 is a deficient number, since it is larger than the sum of its proper divisors (1).

260417 is an equidigital number, since it uses as much as digits as its factorization.

260417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 260417 is about 510.3106896784. The cubic root of 260417 is about 63.8591466127.

Adding to 260417 its reverse (714062), we get a palindrome (974479).

The spelling of 260417 in words is "two hundred sixty thousand, four hundred seventeen".