355105225 has 6 divisors (see below), whose sum is σ = 440330510. Its totient is φ = 284084160.

The previous prime is 355105207. The next prime is 355105229. The reversal of 355105225 is 522501553.

It can be written as a sum of positive squares in 3 ways, for example, as 21641104 + 333464121 = 4652^2 + 18261^2 .

It is not a de Polignac number, because 355105225 - 2²⁵ = 321550793 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 355105193 and 355105202.

It is not an unprimeable number, because it can be changed into a prime (355105229) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7102080 + ... + 7102129.

Almost surely, 2^355105225 is an apocalyptic number.

It is an amenable number.

355105225 is a deficient number, since it is larger than the sum of its proper divisors (85225285).

355105225 is a wasteful number, since it uses less digits than its factorization.

355105225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14204219 (or 14204214 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 28.

The square root of 355105225 is about 18844.2358560914. The cubic root of 355105225 is about 708.1398274957.

Adding to 355105225 its reverse (522501553), we get a palindrome (877606778).

The spelling of 355105225 in words is "three hundred fifty-five million, one hundred five thousand, two hundred twenty-five".