38535257 has 2 divisors, whose sum is σ = 38535258. Its totient is φ = 38535256.

The previous prime is 38535247. The next prime is 38535269. The reversal of 38535257 is 75253583.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38180041 + 355216 = 6179^2 + 596^2 .

It is a cyclic number.

It is not a de Polignac number, because 38535257 - 2⁶ = 38535193 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38535257.

It is not a weakly prime, because it can be changed into another prime (38535227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19267628 + 19267629.

It is an arithmetic number, because the mean of its divisors is an integer number (19267629).

Almost surely, 2^38535257 is an apocalyptic number.

It is an amenable number.

38535257 is a deficient number, since it is larger than the sum of its proper divisors (1).

38535257 is an equidigital number, since it uses as much as digits as its factorization.

38535257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 126000, while the sum is 38.

The square root of 38535257 is about 6207.6772628738. The cubic root of 38535257 is about 337.7687136599.

The spelling of 38535257 in words is "thirty-eight million, five hundred thirty-five thousand, two hundred fifty-seven".