38020193 has 2 divisors, whose sum is σ = 38020194. Its totient is φ = 38020192.

The previous prime is 38020163. The next prime is 38020207. The reversal of 38020193 is 39102083.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22591009 + 15429184 = 4753^2 + 3928^2 .

It is an emirp because it is prime and its reverse (39102083) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38020193 - 2⁸ = 38019937 is a prime.

It is not a weakly prime, because it can be changed into another prime (38020153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19010096 + 19010097.

It is an arithmetic number, because the mean of its divisors is an integer number (19010097).

Almost surely, 2^38020193 is an apocalyptic number.

It is an amenable number.

38020193 is a deficient number, since it is larger than the sum of its proper divisors (1).

38020193 is an equidigital number, since it uses as much as digits as its factorization.

38020193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 38020193 is about 6166.0516540165. The cubic root of 38020193 is about 336.2570813358.

The spelling of 38020193 in words is "thirty-eight million, twenty thousand, one hundred ninety-three".