38468257 has 2 divisors, whose sum is σ = 38468258. Its totient is φ = 38468256.

The previous prime is 38468249. The next prime is 38468279. The reversal of 38468257 is 75286483.

38468257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38390416 + 77841 = 6196^2 + 279^2 .

It is a cyclic number.

It is not a de Polignac number, because 38468257 - 2³ = 38468249 is a prime.

It is not a weakly prime, because it can be changed into another prime (38468237) 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, 19234128 + 19234129.

It is an arithmetic number, because the mean of its divisors is an integer number (19234129).

Almost surely, 2^38468257 is an apocalyptic number.

It is an amenable number.

38468257 is a deficient number, since it is larger than the sum of its proper divisors (1).

38468257 is an equidigital number, since it uses as much as digits as its factorization.

38468257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 322560, while the sum is 43.

The square root of 38468257 is about 6202.2783716954. The cubic root of 38468257 is about 337.5728442674.

The spelling of 38468257 in words is "thirty-eight million, four hundred sixty-eight thousand, two hundred fifty-seven".