225403363 has 4 divisors (see below), whose sum is σ = 230901048. Its totient is φ = 219905680.

The previous prime is 225403313. The next prime is 225403393. The reversal of 225403363 is 363304522.

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 225403363 - 2²⁵ = 191848931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225403313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2748781 + ... + 2748862.

It is an arithmetic number, because the mean of its divisors is an integer number (57725262).

Almost surely, 2^225403363 is an apocalyptic number.

225403363 is a deficient number, since it is larger than the sum of its proper divisors (5497685).

225403363 is an equidigital number, since it uses as much as digits as its factorization.

225403363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5497684.

The product of its (nonzero) digits is 12960, while the sum is 28.

The square root of 225403363 is about 15013.4394127395. The cubic root of 225403363 is about 608.5834396537.

Adding to 225403363 its reverse (363304522), we get a palindrome (588707885).

The spelling of 225403363 in words is "two hundred twenty-five million, four hundred three thousand, three hundred sixty-three".