228043841 has 2 divisors, whose sum is σ = 228043842. Its totient is φ = 228043840.

The previous prime is 228043819. The next prime is 228043853. The reversal of 228043841 is 148340822.

228043841 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 204375616 + 23668225 = 14296^2 + 4865^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-228043841 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 228043798 and 228043807.

It is not a weakly prime, because it can be changed into another prime (228043811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114021920 + 114021921.

It is an arithmetic number, because the mean of its divisors is an integer number (114021921).

Almost surely, 2^228043841 is an apocalyptic number.

It is an amenable number.

228043841 is a deficient number, since it is larger than the sum of its proper divisors (1).

228043841 is an equidigital number, since it uses as much as digits as its factorization.

228043841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 228043841 is about 15101.1205213388. The cubic root of 228043841 is about 610.9506283083.

The spelling of 228043841 in words is "two hundred twenty-eight million, forty-three thousand, eight hundred forty-one".