38789227 has 2 divisors, whose sum is σ = 38789228. Its totient is φ = 38789226.

The previous prime is 38789213. The next prime is 38789249. The reversal of 38789227 is 72298783.

It is a weak prime.

It is an emirp because it is prime and its reverse (72298783) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38789227 is a prime.

It is not a weakly prime, because it can be changed into another prime (38789297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19394613 + 19394614.

It is an arithmetic number, because the mean of its divisors is an integer number (19394614).

Almost surely, 2^38789227 is an apocalyptic number.

38789227 is a deficient number, since it is larger than the sum of its proper divisors (1).

38789227 is an equidigital number, since it uses as much as digits as its factorization.

38789227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 338688, while the sum is 46.

The square root of 38789227 is about 6228.0997904658. The cubic root of 38789227 is about 338.5091209314.

The spelling of 38789227 in words is "thirty-eight million, seven hundred eighty-nine thousand, two hundred twenty-seven".