38368217 has 2 divisors, whose sum is σ = 38368218. Its totient is φ = 38368216.

The previous prime is 38368193. The next prime is 38368219. The reversal of 38368217 is 71286383.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37994896 + 373321 = 6164^2 + 611^2 .

It is a cyclic number.

It is not a de Polignac number, because 38368217 - 2⁸ = 38367961 is a prime.

Together with 38368219, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (38368219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19184108 + 19184109.

It is an arithmetic number, because the mean of its divisors is an integer number (19184109).

Almost surely, 2^38368217 is an apocalyptic number.

It is an amenable number.

38368217 is a deficient number, since it is larger than the sum of its proper divisors (1).

38368217 is an equidigital number, since it uses as much as digits as its factorization.

38368217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 38.

The square root of 38368217 is about 6194.2083432833. The cubic root of 38368217 is about 337.2799611914.

The spelling of 38368217 in words is "thirty-eight million, three hundred sixty-eight thousand, two hundred seventeen".