814228 has 24 divisors (see below), whose sum is σ = 1499904. Its totient is φ = 386400.

The previous prime is 814213. The next prime is 814237. The reversal of 814228 is 822418.

It is a plaindrome in base 13 and base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11433 + ... + 11503.

It is an arithmetic number, because the mean of its divisors is an integer number (62496).

2⁸¹⁴²²⁸ is an apocalyptic number.

It is an amenable number.

814228 is a deficient number, since it is larger than the sum of its proper divisors (685676).

814228 is a wasteful number, since it uses less digits than its factorization.

814228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183 (or 181 counting only the distinct ones).

The product of its digits is 1024, while the sum is 25.

The square root of 814228 is about 902.3458317076. The cubic root of 814228 is about 93.3788836617.

The spelling of 814228 in words is "eight hundred fourteen thousand, two hundred twenty-eight".