228300577 has 2 divisors, whose sum is σ = 228300578. Its totient is φ = 228300576.

The previous prime is 228300551. The next prime is 228300601. The reversal of 228300577 is 775003822.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 215619856 + 12680721 = 14684^2 + 3561^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-228300577 is a prime.

It is not a weakly prime, because it can be changed into another prime (228300517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114150288 + 114150289.

It is an arithmetic number, because the mean of its divisors is an integer number (114150289).

Almost surely, 2^228300577 is an apocalyptic number.

It is an amenable number.

228300577 is a deficient number, since it is larger than the sum of its proper divisors (1).

228300577 is an equidigital number, since it uses as much as digits as its factorization.

228300577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 228300577 is about 15109.6186914164. The cubic root of 228300577 is about 611.1798155177.

The spelling of 228300577 in words is "two hundred twenty-eight million, three hundred thousand, five hundred seventy-seven".