3838397 has 2 divisors, whose sum is σ = 3838398. Its totient is φ = 3838396.

The previous prime is 3838391. The next prime is 3838409. The reversal of 3838397 is 7938383.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2937796 + 900601 = 1714^2 + 949^2 .

It is a cyclic number.

It is not a de Polignac number, because 3838397 - 2⁴ = 3838381 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3838391) 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, 1919198 + 1919199.

It is an arithmetic number, because the mean of its divisors is an integer number (1919199).

Almost surely, 2^3838397 is an apocalyptic number.

It is an amenable number.

3838397 is a deficient number, since it is larger than the sum of its proper divisors (1).

3838397 is an equidigital number, since it uses as much as digits as its factorization.

3838397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 41.

The square root of 3838397 is about 1959.1827377761. The cubic root of 3838397 is about 156.5729125694.

The spelling of 3838397 in words is "three million, eight hundred thirty-eight thousand, three hundred ninety-seven".