228676361 has 2 divisors, whose sum is σ = 228676362. Its totient is φ = 228676360.

The previous prime is 228676321. The next prime is 228676379. The reversal of 228676361 is 163676822.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 167210761 + 61465600 = 12931^2 + 7840^2 .

It is a cyclic number.

It is not a de Polignac number, because 228676361 - 2⁶ = 228676297 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (228676321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114338180 + 114338181.

It is an arithmetic number, because the mean of its divisors is an integer number (114338181).

Almost surely, 2^228676361 is an apocalyptic number.

It is an amenable number.

228676361 is a deficient number, since it is larger than the sum of its proper divisors (1).

228676361 is an equidigital number, since it uses as much as digits as its factorization.

228676361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 41.

The square root of 228676361 is about 15122.0488360539. The cubic root of 228676361 is about 611.5149668058.

The spelling of 228676361 in words is "two hundred twenty-eight million, six hundred seventy-six thousand, three hundred sixty-one".