225122355 has 32 divisors (see below), whose sum is σ = 421286400. Its totient is φ = 113744736.

The previous prime is 225122333. The next prime is 225122363. The reversal of 225122355 is 553221522.

225122355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 225122355 - 2¹⁰ = 225121331 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41319 + ... + 46448.

It is an arithmetic number, because the mean of its divisors is an integer number (13165200).

Almost surely, 2^225122355 is an apocalyptic number.

225122355 is a deficient number, since it is larger than the sum of its proper divisors (196164045).

225122355 is a wasteful number, since it uses less digits than its factorization.

225122355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87800 (or 87794 counting only the distinct ones).

The product of its digits is 6000, while the sum is 27.

The square root of 225122355 is about 15004.0779456786. The cubic root of 225122355 is about 608.3304296269.

Adding to 225122355 its reverse (553221522), we get a palindrome (778343877).

The spelling of 225122355 in words is "two hundred twenty-five million, one hundred twenty-two thousand, three hundred fifty-five".