225519259 has 4 divisors (see below), whose sum is σ = 257736304. Its totient is φ = 193302216.

The previous prime is 225519199. The next prime is 225519269. The reversal of 225519259 is 952915522.

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 225519259 - 2⁷ = 225519131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225519269) 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, 16108512 + ... + 16108525.

It is an arithmetic number, because the mean of its divisors is an integer number (64434076).

Almost surely, 2^225519259 is an apocalyptic number.

225519259 is a deficient number, since it is larger than the sum of its proper divisors (32217045).

225519259 is an equidigital number, since it uses as much as digits as its factorization.

225519259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32217044.

The product of its digits is 81000, while the sum is 40.

The square root of 225519259 is about 15017.2986585471. The cubic root of 225519259 is about 608.6877272151.

The spelling of 225519259 in words is "two hundred twenty-five million, five hundred nineteen thousand, two hundred fifty-nine".