228677 has 2 divisors, whose sum is σ = 228678. Its totient is φ = 228676.

The previous prime is 228647. The next prime is 228707. The reversal of 228677 is 776822.

228677 is nontrivially palindromic in base 7.

It is a balanced prime because it is at equal distance from previous prime (228647) and next prime (228707).

It can be written as a sum of positive squares in only one way, i.e., 155236 + 73441 = 394^2 + 271^2 .

It is a cyclic number.

It is not a de Polignac number, because 228677 - 2⁸ = 228421 is a prime.

It is a Chen prime.

It is a plaindrome in base 11.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 228677.

It is not a weakly prime, because it can be changed into another prime (228617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114338 + 114339.

It is an arithmetic number, because the mean of its divisors is an integer number (114339).

2²²⁸⁶⁷⁷ is an apocalyptic number.

It is an amenable number.

228677 is a deficient number, since it is larger than the sum of its proper divisors (1).

228677 is an equidigital number, since it uses as much as digits as its factorization.

228677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9408, while the sum is 32.

The square root of 228677 is about 478.2018402307. The cubic root of 228677 is about 61.1515536399.

The spelling of 228677 in words is "two hundred twenty-eight thousand, six hundred seventy-seven".