38336257 has 2 divisors, whose sum is σ = 38336258. Its totient is φ = 38336256.

The previous prime is 38336227. The next prime is 38336269. The reversal of 38336257 is 75263383.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36917776 + 1418481 = 6076^2 + 1191^2 .

It is a cyclic number.

It is not a de Polignac number, because 38336257 - 2¹¹ = 38334209 is a prime.

It is equal to p_2338399 and since 38336257 and 2338399 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (38336227) 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, 19168128 + 19168129.

It is an arithmetic number, because the mean of its divisors is an integer number (19168129).

Almost surely, 2^38336257 is an apocalyptic number.

It is an amenable number.

38336257 is a deficient number, since it is larger than the sum of its proper divisors (1).

38336257 is an equidigital number, since it uses as much as digits as its factorization.

38336257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 37.

The square root of 38336257 is about 6191.6279765503. The cubic root of 38336257 is about 337.1862858978.

The spelling of 38336257 in words is "thirty-eight million, three hundred thirty-six thousand, two hundred fifty-seven".