228733333 has 2 divisors, whose sum is σ = 228733334. Its totient is φ = 228733332.

The previous prime is 228733303. The next prime is 228733363. The reversal of 228733333 is 333337822.

It is a balanced prime because it is at equal distance from previous prime (228733303) and next prime (228733363).

It can be written as a sum of positive squares in only one way, i.e., 219721329 + 9012004 = 14823^2 + 3002^2 .

It is a cyclic number.

It is not a de Polignac number, because 228733333 - 2¹⁷ = 228602261 is a prime.

228733333 is a modest number, since divided by 33333 gives 2287 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (228733303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114366666 + 114366667.

It is an arithmetic number, because the mean of its divisors is an integer number (114366667).

Almost surely, 2^228733333 is an apocalyptic number.

It is an amenable number.

228733333 is a deficient number, since it is larger than the sum of its proper divisors (1).

228733333 is an equidigital number, since it uses as much as digits as its factorization.

228733333 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 34.

The square root of 228733333 is about 15123.9324581935. The cubic root of 228733333 is about 611.5657464865.

The spelling of 228733333 in words is "two hundred twenty-eight million, seven hundred thirty-three thousand, three hundred thirty-three".