38278241 has 2 divisors, whose sum is σ = 38278242. Its totient is φ = 38278240.

The previous prime is 38278223. The next prime is 38278259. The reversal of 38278241 is 14287283.

It is a balanced prime because it is at equal distance from previous prime (38278223) and next prime (38278259).

It can be written as a sum of positive squares in only one way, i.e., 26306641 + 11971600 = 5129^2 + 3460^2 .

It is an emirp because it is prime and its reverse (14287283) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38278241 - 2²² = 34083937 is a prime.

It is not a weakly prime, because it can be changed into another prime (38278741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19139120 + 19139121.

It is an arithmetic number, because the mean of its divisors is an integer number (19139121).

Almost surely, 2^38278241 is an apocalyptic number.

It is an amenable number.

38278241 is a deficient number, since it is larger than the sum of its proper divisors (1).

38278241 is an equidigital number, since it uses as much as digits as its factorization.

38278241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21504, while the sum is 35.

The square root of 38278241 is about 6186.9411666833. The cubic root of 38278241 is about 337.0161069121.

The spelling of 38278241 in words is "thirty-eight million, two hundred seventy-eight thousand, two hundred forty-one".