38942177 has 2 divisors, whose sum is σ = 38942178. Its totient is φ = 38942176.

The previous prime is 38942159. The next prime is 38942203. The reversal of 38942177 is 77124983.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36857041 + 2085136 = 6071^2 + 1444^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38942177 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (38942977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19471088 + 19471089.

It is an arithmetic number, because the mean of its divisors is an integer number (19471089).

Almost surely, 2^38942177 is an apocalyptic number.

It is an amenable number.

38942177 is a deficient number, since it is larger than the sum of its proper divisors (1).

38942177 is an equidigital number, since it uses as much as digits as its factorization.

38942177 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84672, while the sum is 41.

The square root of 38942177 is about 6240.3667360180. The cubic root of 38942177 is about 338.9534630967.

The spelling of 38942177 in words is "thirty-eight million, nine hundred forty-two thousand, one hundred seventy-seven".