226147 has 4 divisors (see below), whose sum is σ = 230040. Its totient is φ = 222256.

The previous prime is 226141. The next prime is 226169. The reversal of 226147 is 741622.

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

It is a cyclic number.

It is not a de Polignac number, because 226147 - 2¹⁵ = 193379 is a prime.

It is a super-2 number, since 2×226147² = 102284931218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226141) 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 3 ways as a sum of consecutive naturals, for example, 1858 + ... + 1975.

It is an arithmetic number, because the mean of its divisors is an integer number (57510).

2²²⁶¹⁴⁷ is an apocalyptic number.

226147 is a deficient number, since it is larger than the sum of its proper divisors (3893).

226147 is an equidigital number, since it uses as much as digits as its factorization.

226147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3892.

The product of its digits is 672, while the sum is 22.

The square root of 226147 is about 475.5491562394. The cubic root of 226147 is about 60.9251972095.

Adding to 226147 its reverse (741622), we get a palindrome (967769).

It can be divided in two parts, 226 and 147, that added together give a palindrome (373).

The spelling of 226147 in words is "two hundred twenty-six thousand, one hundred forty-seven".