56417 has 2 divisors, whose sum is σ = 56418. Its totient is φ = 56416.

The previous prime is 56401. The next prime is 56431. The reversal of 56417 is 71465.

56417 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50176 + 6241 = 224^2 + 79^2 .

It is a cyclic number.

It is not a de Polignac number, because 56417 - 2⁴ = 56401 is a prime.

It is a plaindrome in base 14.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 56392 and 56401.

It is not a weakly prime, because it can be changed into another prime (56437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28208 + 28209.

It is an arithmetic number, because the mean of its divisors is an integer number (28209).

2⁵⁶⁴¹⁷ is an apocalyptic number.

It is an amenable number.

56417 is a deficient number, since it is larger than the sum of its proper divisors (1).

56417 is an equidigital number, since it uses as much as digits as its factorization.

56417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 840, while the sum is 23.

The square root of 56417 is about 237.5226305008. The cubic root of 56417 is about 38.3533522825.

The spelling of 56417 in words is "fifty-six thousand, four hundred seventeen".