225524323 has 4 divisors (see below), whose sum is σ = 225554368. Its totient is φ = 225494280.

The previous prime is 225524311. The next prime is 225524339. The reversal of 225524323 is 323425522.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 225524323 - 2⁵ = 225524291 is a prime.

It is a super-2 number, since 2×225524323² = 101722440529216658, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 225524291 and 225524300.

It is not an unprimeable number, because it can be changed into a prime (225524353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6958 + ... + 22348.

It is an arithmetic number, because the mean of its divisors is an integer number (56388592).

Almost surely, 2^225524323 is an apocalyptic number.

225524323 is a deficient number, since it is larger than the sum of its proper divisors (30045).

225524323 is a wasteful number, since it uses less digits than its factorization.

225524323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30044.

The product of its digits is 14400, while the sum is 28.

The square root of 225524323 is about 15017.4672631573. The cubic root of 225524323 is about 608.6922831772.

Adding to 225524323 its reverse (323425522), we get a palindrome (548949845).

The spelling of 225524323 in words is "two hundred twenty-five million, five hundred twenty-four thousand, three hundred twenty-three".