1682671 has 2 divisors, whose sum is σ = 1682672. Its totient is φ = 1682670.

The previous prime is 1682669. The next prime is 1682693. The reversal of 1682671 is 1762861.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1682671 - 2¹ = 1682669 is a prime.

Together with 1682669, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1622671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 841335 + 841336.

It is an arithmetic number, because the mean of its divisors is an integer number (841336).

2^1682671 is an apocalyptic number.

1682671 is a deficient number, since it is larger than the sum of its proper divisors (1).

1682671 is an equidigital number, since it uses as much as digits as its factorization.

1682671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 31.

The square root of 1682671 is about 1297.1780910885. The cubic root of 1682671 is about 118.9414065521.

The spelling of 1682671 in words is "one million, six hundred eighty-two thousand, six hundred seventy-one".