836228 has 12 divisors (see below), whose sum is σ = 1540560. Its totient is φ = 396072.

The previous prime is 836219. The next prime is 836233. The reversal of 836228 is 822638.

836228 = 92² + 93² + ... + 148².

It is a self number, because there is not a number n which added to its sum of digits gives 836228.

It is an unprimeable number.

836228 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5426 + ... + 5577.

It is an arithmetic number, because the mean of its divisors is an integer number (128380).

2⁸³⁶²²⁸ is an apocalyptic number.

It is an amenable number.

836228 is a deficient number, since it is larger than the sum of its proper divisors (704332).

836228 is a wasteful number, since it uses less digits than its factorization.

836228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11026 (or 11024 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

The square root of 836228 is about 914.4550289653. The cubic root of 836228 is about 94.2124363955.

The spelling of 836228 in words is "eight hundred thirty-six thousand, two hundred twenty-eight".