38197 has 2 divisors, whose sum is σ = 38198. Its totient is φ = 38196.

The previous prime is 38189. The next prime is 38201. The reversal of 38197 is 79183.

38197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30276 + 7921 = 174^2 + 89^2 .

It is a cyclic number.

It is not a de Polignac number, because 38197 - 2³ = 38189 is a prime.

It is an Ulam number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19098 + 19099.

It is an arithmetic number, because the mean of its divisors is an integer number (19099).

2³⁸¹⁹⁷ is an apocalyptic number.

It is an amenable number.

38197 is a deficient number, since it is larger than the sum of its proper divisors (1).

38197 is an equidigital number, since it uses as much as digits as its factorization.

38197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 28.

The square root of 38197 is about 195.4405280386. The cubic root of 38197 is about 33.6777512543.

The spelling of 38197 in words is "thirty-eight thousand, one hundred ninety-seven".