869228 has 6 divisors (see below), whose sum is σ = 1521156. Its totient is φ = 434612.

The previous prime is 869203. The next prime is 869233. The reversal of 869228 is 822968.

869228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 869228.

It is an unprimeable number.

869228 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108650 + ... + 108657.

It is an arithmetic number, because the mean of its divisors is an integer number (253526).

2⁸⁶⁹²²⁸ is an apocalyptic number.

It is an amenable number.

869228 is a deficient number, since it is larger than the sum of its proper divisors (651928).

869228 is a wasteful number, since it uses less digits than its factorization.

869228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217311 (or 217309 counting only the distinct ones).

The product of its digits is 13824, while the sum is 35.

The square root of 869228 is about 932.3239780248. The cubic root of 869228 is about 95.4357818681.

The spelling of 869228 in words is "eight hundred sixty-nine thousand, two hundred twenty-eight".