47417 has 2 divisors, whose sum is σ = 47418. Its totient is φ = 47416.
The previous prime is 47407. The next prime is 47419. The reversal of 47417 is 71474.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 32041 + 15376 = 179^2 + 124^2 .
It is a cyclic number.
It is not a de Polignac number, because 47417 - 26 = 47353 is a prime.
Together with 47419, it forms a pair of twin primes.
It is a Chen prime.
It is a plaindrome in base 14.
It is a junction number, because it is equal to n+sod(n) for n = 47392 and 47401.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (47419) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23708 + 23709.
It is an arithmetic number, because the mean of its divisors is an integer number (23709).
247417 is an apocalyptic number.
It is an amenable number.
47417 is a deficient number, since it is larger than the sum of its proper divisors (1).
47417 is an equidigital number, since it uses as much as digits as its factorization.
47417 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 784, while the sum is 23.
The square root of 47417 is about 217.7544488639. The cubic root of 47417 is about 36.1946758141.
It can be divided in two parts, 47 and 417, that added together give a palindrome (464).
The spelling of 47417 in words is "forty-seven thousand, four hundred seventeen", and thus it is an iban number.
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