1684063 has 2 divisors, whose sum is σ = 1684064. Its totient is φ = 1684062.

The previous prime is 1684031. The next prime is 1684079. The reversal of 1684063 is 3604861.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1684063 - 2⁵ = 1684031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1684763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 842031 + 842032.

It is an arithmetic number, because the mean of its divisors is an integer number (842032).

2^1684063 is an apocalyptic number.

1684063 is a deficient number, since it is larger than the sum of its proper divisors (1).

1684063 is an equidigital number, since it uses as much as digits as its factorization.

1684063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 1684063 is about 1297.7145294709. The cubic root of 1684063 is about 118.9741958503.

The spelling of 1684063 in words is "one million, six hundred eighty-four thousand, sixty-three".