38840441 has 2 divisors, whose sum is σ = 38840442. Its totient is φ = 38840440.

The previous prime is 38840411. The next prime is 38840447. The reversal of 38840441 is 14404883.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38800441 + 40000 = 6229^2 + 200^2 .

It is an emirp because it is prime and its reverse (14404883) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38840441 - 2¹⁰ = 38839417 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 38840398 and 38840407.

It is not a weakly prime, because it can be changed into another prime (38840447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19420220 + 19420221.

It is an arithmetic number, because the mean of its divisors is an integer number (19420221).

Almost surely, 2^38840441 is an apocalyptic number.

It is an amenable number.

38840441 is a deficient number, since it is larger than the sum of its proper divisors (1).

38840441 is an equidigital number, since it uses as much as digits as its factorization.

38840441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 38840441 is about 6232.2099611614. The cubic root of 38840441 is about 338.6580349745.

The spelling of 38840441 in words is "thirty-eight million, eight hundred forty thousand, four hundred forty-one".