228835 has 4 divisors (see below), whose sum is σ = 274608. Its totient is φ = 183064.

The previous prime is 228829. The next prime is 228841. The reversal of 228835 is 538822.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (228829) and next prime (228841).

It is a cyclic number.

It is not a de Polignac number, because 228835 - 2⁷ = 228707 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 22879 + ... + 22888.

It is an arithmetic number, because the mean of its divisors is an integer number (68652).

2²²⁸⁸³⁵ is an apocalyptic number.

228835 is a deficient number, since it is larger than the sum of its proper divisors (45773).

228835 is an equidigital number, since it uses as much as digits as its factorization.

228835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45772.

The product of its digits is 3840, while the sum is 28.

The square root of 228835 is about 478.3670139130. The cubic root of 228835 is about 61.1656342297.

The spelling of 228835 in words is "two hundred twenty-eight thousand, eight hundred thirty-five".