225608333 has 4 divisors (see below), whose sum is σ = 229865148. Its totient is φ = 221351520.

The previous prime is 225608321. The next prime is 225608347. The reversal of 225608333 is 333806522.

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

It can be written as a sum of positive squares in 2 ways, for example, as 66797929 + 158810404 = 8173^2 + 12602^2 .

It is a cyclic number.

It is not a de Polignac number, because 225608333 - 2¹⁰ = 225607309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 225608333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225608303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2128328 + ... + 2128433.

It is an arithmetic number, because the mean of its divisors is an integer number (57466287).

Almost surely, 2^225608333 is an apocalyptic number.

It is an amenable number.

225608333 is a deficient number, since it is larger than the sum of its proper divisors (4256815).

225608333 is an equidigital number, since it uses as much as digits as its factorization.

225608333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4256814.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 225608333 is about 15020.2640789035. The cubic root of 225608333 is about 608.7678550561.

The spelling of 225608333 in words is "two hundred twenty-five million, six hundred eight thousand, three hundred thirty-three".