225503235 has 24 divisors (see below), whose sum is σ = 391603680. Its totient is φ = 120043392.

The previous prime is 225503183. The next prime is 225503263. The reversal of 225503235 is 532305522.

It is not a de Polignac number, because 225503235 - 2⁹ = 225502723 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 225503199 and 225503208.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21202 + ... + 30008.

It is an arithmetic number, because the mean of its divisors is an integer number (16316820).

Almost surely, 2^225503235 is an apocalyptic number.

225503235 is a deficient number, since it is larger than the sum of its proper divisors (166100445).

225503235 is a wasteful number, since it uses less digits than its factorization.

225503235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9387 (or 9384 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 225503235 is about 15016.7651310127. The cubic root of 225503235 is about 608.6733103486.

Adding to 225503235 its reverse (532305522), we get a palindrome (757808757).

The spelling of 225503235 in words is "two hundred twenty-five million, five hundred three thousand, two hundred thirty-five".