226533 has 4 divisors (see below), whose sum is σ = 302048. Its totient is φ = 151020.

The previous prime is 226531. The next prime is 226547. The reversal of 226533 is 335622.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 226533 - 2¹ = 226531 is a prime.

It is a D-number.

It is a Duffinian number.

226533 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226531) 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, 37753 + ... + 37758.

It is an arithmetic number, because the mean of its divisors is an integer number (75512).

2²²⁶⁵³³ is an apocalyptic number.

It is an amenable number.

226533 is a deficient number, since it is larger than the sum of its proper divisors (75515).

226533 is an equidigital number, since it uses as much as digits as its factorization.

226533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75514.

The product of its digits is 1080, while the sum is 21.

The square root of 226533 is about 475.9548297896. The cubic root of 226533 is about 60.9598409865.

It can be divided in two parts, 22 and 6533, that added together give a triangular number (6555 = T₁₁₄).

The spelling of 226533 in words is "two hundred twenty-six thousand, five hundred thirty-three".