226197 has 12 divisors (see below), whose sum is σ = 335244. Its totient is φ = 146880.

The previous prime is 226189. The next prime is 226199. The reversal of 226197 is 791622.

It can be written as a sum of positive squares in 2 ways, for example, as 4356 + 221841 = 66^2 + 471^2 .

It is not a de Polignac number, because 226197 - 2³ = 226189 is a prime.

It is a nialpdrome in base 12.

It is a zygodrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 226197.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226199) 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 in 11 ways as a sum of consecutive naturals, for example, 63 + ... + 675.

It is an arithmetic number, because the mean of its divisors is an integer number (27937).

2²²⁶¹⁹⁷ is an apocalyptic number.

It is an amenable number.

226197 is a deficient number, since it is larger than the sum of its proper divisors (109047).

226197 is a wasteful number, since it uses less digits than its factorization.

226197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660 (or 657 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 226197 is about 475.6017241348. The cubic root of 226197 is about 60.9296869667.

The spelling of 226197 in words is "two hundred twenty-six thousand, one hundred ninety-seven".