1682738417 has 2 divisors, whose sum is σ = 1682738418. Its totient is φ = 1682738416.

The previous prime is 1682738383. The next prime is 1682738419. The reversal of 1682738417 is 7148372861.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 868834576 + 813903841 = 29476^2 + 28529^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1682738417 is a prime.

Together with 1682738419, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1682738419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 841369208 + 841369209.

It is an arithmetic number, because the mean of its divisors is an integer number (841369209).

Almost surely, 2^1682738417 is an apocalyptic number.

It is an amenable number.

1682738417 is a deficient number, since it is larger than the sum of its proper divisors (1).

1682738417 is an equidigital number, since it uses as much as digits as its factorization.

1682738417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 451584, while the sum is 47.

The square root of 1682738417 is about 41021.1947290666. The cubic root of 1682738417 is about 1189.4299501187.

The spelling of 1682738417 in words is "one billion, six hundred eighty-two million, seven hundred thirty-eight thousand, four hundred seventeen".