1704671 has 2 divisors, whose sum is σ = 1704672. Its totient is φ = 1704670.

The previous prime is 1704613. The next prime is 1704673. The reversal of 1704671 is 1764071.

It is a strong prime.

It is an emirp because it is prime and its reverse (1764071) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1704671 - 2¹⁸ = 1442527 is a prime.

Together with 1704673, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1704671.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1704673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 852335 + 852336.

It is an arithmetic number, because the mean of its divisors is an integer number (852336).

2^1704671 is an apocalyptic number.

1704671 is a deficient number, since it is larger than the sum of its proper divisors (1).

1704671 is an equidigital number, since it uses as much as digits as its factorization.

1704671 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1704671 is about 1305.6304990310. The cubic root of 1704671 is about 119.4575282505.

The spelling of 1704671 in words is "one million, seven hundred four thousand, six hundred seventy-one".