1682017 has 2 divisors, whose sum is σ = 1682018. Its totient is φ = 1682016.

The previous prime is 1681991. The next prime is 1682047. The reversal of 1682017 is 7102861.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1679616 + 2401 = 1296^2 + 49^2 .

It is a cyclic number.

It is not a de Polignac number, because 1682017 - 2¹⁹ = 1157729 is a prime.

It is a d-powerful number, because it can be written as 1 + 6⁸ + 8 + 2¹¹ + 0 + 1 + 7³ .

It is a junction number, because it is equal to n+sod(n) for n = 1681982 and 1682000.

It is not a weakly prime, because it can be changed into another prime (1682047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 841008 + 841009.

It is an arithmetic number, because the mean of its divisors is an integer number (841009).

2^1682017 is an apocalyptic number.

It is an amenable number.

1682017 is a deficient number, since it is larger than the sum of its proper divisors (1).

1682017 is an equidigital number, since it uses as much as digits as its factorization.

1682017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 1682017 is about 1296.9259809257. The cubic root of 1682017 is about 118.9259949911.

Adding to 1682017 its reverse (7102861), we get a palindrome (8784878).

The spelling of 1682017 in words is "one million, six hundred eighty-two thousand, seventeen".