225543329 has 8 divisors (see below), whose sum is σ = 247030560. Its totient is φ = 204220000.

The previous prime is 225543317. The next prime is 225543343. The reversal of 225543329 is 923345522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 225543329 - 2¹⁶ = 225477793 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (225543229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38084 + ... + 43605.

It is an arithmetic number, because the mean of its divisors is an integer number (30878820).

Almost surely, 2^225543329 is an apocalyptic number.

It is an amenable number.

225543329 is a deficient number, since it is larger than the sum of its proper divisors (21487231).

225543329 is a wasteful number, since it uses less digits than its factorization.

225543329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81951.

The product of its digits is 64800, while the sum is 35.

The square root of 225543329 is about 15018.1000462775. The cubic root of 225543329 is about 608.7093818216.

The spelling of 225543329 in words is "two hundred twenty-five million, five hundred forty-three thousand, three hundred twenty-nine".