225443567 has 4 divisors (see below), whose sum is σ = 225718320. Its totient is φ = 225168816.

The previous prime is 225443557. The next prime is 225443597. The reversal of 225443567 is 765344522.

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 225443567 - 2⁴ = 225443551 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 225443567.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225443527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136142 + ... + 137787.

It is an arithmetic number, because the mean of its divisors is an integer number (56429580).

Almost surely, 2^225443567 is an apocalyptic number.

225443567 is a deficient number, since it is larger than the sum of its proper divisors (274753).

225443567 is an equidigital number, since it uses as much as digits as its factorization.

225443567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274752.

The product of its digits is 201600, while the sum is 38.

The square root of 225443567 is about 15014.7782867414. The cubic root of 225443567 is about 608.6196207673.

The spelling of 225443567 in words is "two hundred twenty-five million, four hundred forty-three thousand, five hundred sixty-seven".