38535169 has 2 divisors, whose sum is σ = 38535170. Its totient is φ = 38535168.

The previous prime is 38535151. The next prime is 38535191. The reversal of 38535169 is 96153583.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37368769 + 1166400 = 6113^2 + 1080^2 .

It is an emirp because it is prime and its reverse (96153583) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38535169 - 2⁷ = 38535041 is a prime.

It is a super-2 number, since 2×38535169² = 2969918499717122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (38535149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19267584 + 19267585.

It is an arithmetic number, because the mean of its divisors is an integer number (19267585).

It is a Proth number, since it is equal to 147 ⋅ 2¹⁸ + 1 and 147 < 2¹⁸.

Almost surely, 2^38535169 is an apocalyptic number.

It is an amenable number.

38535169 is a deficient number, since it is larger than the sum of its proper divisors (1).

38535169 is an equidigital number, since it uses as much as digits as its factorization.

38535169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 97200, while the sum is 40.

The square root of 38535169 is about 6207.6701748724. The cubic root of 38535169 is about 337.7684565476.

The spelling of 38535169 in words is "thirty-eight million, five hundred thirty-five thousand, one hundred sixty-nine".