1938227 has 2 divisors, whose sum is σ = 1938228. Its totient is φ = 1938226.

The previous prime is 1938217. The next prime is 1938239. The reversal of 1938227 is 7228391.

It is a weak prime.

It is an emirp because it is prime and its reverse (7228391) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1938227 - 2⁶ = 1938163 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1938193 and 1938202.

It is not a weakly prime, because it can be changed into another prime (1938217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 969113 + 969114.

It is an arithmetic number, because the mean of its divisors is an integer number (969114).

2^1938227 is an apocalyptic number.

1938227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1938227 is an equidigital number, since it uses as much as digits as its factorization.

1938227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 32.

The square root of 1938227 is about 1392.2022123241. The cubic root of 1938227 is about 124.6813644613.

The spelling of 1938227 in words is "one million, nine hundred thirty-eight thousand, two hundred twenty-seven".