38653193 has 2 divisors, whose sum is σ = 38653194. Its totient is φ = 38653192.

The previous prime is 38653159. The next prime is 38653207. The reversal of 38653193 is 39135683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30880249 + 7772944 = 5557^2 + 2788^2 .

It is a cyclic number.

It is not a de Polignac number, because 38653193 - 2⁸ = 38652937 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (38653103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19326596 + 19326597.

It is an arithmetic number, because the mean of its divisors is an integer number (19326597).

Almost surely, 2^38653193 is an apocalyptic number.

It is an amenable number.

38653193 is a deficient number, since it is larger than the sum of its proper divisors (1).

38653193 is an equidigital number, since it uses as much as digits as its factorization.

38653193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 38.

The square root of 38653193 is about 6217.1692111442. The cubic root of 38653193 is about 338.1129397448.

The spelling of 38653193 in words is "thirty-eight million, six hundred fifty-three thousand, one hundred ninety-three".