1682693 has 2 divisors, whose sum is σ = 1682694. Its totient is φ = 1682692.

The previous prime is 1682671. The next prime is 1682701. The reversal of 1682693 is 3962861.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1682209 + 484 = 1297^2 + 22^2 .

It is a cyclic number.

It is not a de Polignac number, because 1682693 - 2¹⁴ = 1666309 is a prime.

It is a Sophie Germain prime.

It is a d-powerful number, because it can be written as 1 + 6⁴ + 8³ + 2⁹ + 6⁸ + 9³ + 3³ .

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1682663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 841346 + 841347.

It is an arithmetic number, because the mean of its divisors is an integer number (841347).

2^1682693 is an apocalyptic number.

It is an amenable number.

1682693 is a deficient number, since it is larger than the sum of its proper divisors (1).

1682693 is an equidigital number, since it uses as much as digits as its factorization.

1682693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 35.

The square root of 1682693 is about 1297.1865710067. The cubic root of 1682693 is about 118.9419249144.

The spelling of 1682693 in words is "one million, six hundred eighty-two thousand, six hundred ninety-three".