228713833 has 2 divisors, whose sum is σ = 228713834. Its totient is φ = 228713832.

The previous prime is 228713789. The next prime is 228713843. The reversal of 228713833 is 338317822.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120824064 + 107889769 = 10992^2 + 10387^2 .

It is a cyclic number.

It is not a de Polignac number, because 228713833 - 2⁹ = 228713321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 228713792 and 228713801.

It is not a weakly prime, because it can be changed into another prime (228713843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114356916 + 114356917.

It is an arithmetic number, because the mean of its divisors is an integer number (114356917).

Almost surely, 2^228713833 is an apocalyptic number.

It is an amenable number.

228713833 is a deficient number, since it is larger than the sum of its proper divisors (1).

228713833 is an equidigital number, since it uses as much as digits as its factorization.

228713833 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 37.

The square root of 228713833 is about 15123.2877708519. The cubic root of 228713833 is about 611.5483669019.

The spelling of 228713833 in words is "two hundred twenty-eight million, seven hundred thirteen thousand, eight hundred thirty-three".