225399263 has 8 divisors (see below), whose sum is σ = 235811520. Its totient is φ = 215221120.

The previous prime is 225399221. The next prime is 225399269. The reversal of 225399263 is 362993522.

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 225399263 - 2²⁴ = 208622047 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

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 225399263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225399269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56558 + ... + 60411.

It is an arithmetic number, because the mean of its divisors is an integer number (29476440).

Almost surely, 2^225399263 is an apocalyptic number.

225399263 is a deficient number, since it is larger than the sum of its proper divisors (10412257).

225399263 is a wasteful number, since it uses less digits than its factorization.

225399263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117057.

The product of its digits is 174960, while the sum is 41.

The square root of 225399263 is about 15013.3028677903. The cubic root of 225399263 is about 608.5797496655.

The spelling of 225399263 in words is "two hundred twenty-five million, three hundred ninety-nine thousand, two hundred sixty-three".