1682939 has 2 divisors, whose sum is σ = 1682940. Its totient is φ = 1682938.

The previous prime is 1682911. The next prime is 1682951. The reversal of 1682939 is 9392861.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1682939 - 2¹² = 1678843 is a prime.

It is a Chen prime.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (1682999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 841469 + 841470.

It is an arithmetic number, because the mean of its divisors is an integer number (841470).

2^1682939 is an apocalyptic number.

1682939 is a deficient number, since it is larger than the sum of its proper divisors (1).

1682939 is an equidigital number, since it uses as much as digits as its factorization.

1682939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 38.

The square root of 1682939 is about 1297.2813881344. The cubic root of 1682939 is about 118.9477208395.

The spelling of 1682939 in words is "one million, six hundred eighty-two thousand, nine hundred thirty-nine".