225302055 has 16 divisors (see below), whose sum is σ = 393254784. Its totient is φ = 109237280.

The previous prime is 225302047. The next prime is 225302059. The reversal of 225302055 is 550203522.

It is not a de Polignac number, because 225302055 - 2³ = 225302047 is a prime.

It is a super-2 number, since 2×225302055² = 101522031974446050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225302059) 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 15 ways as a sum of consecutive naturals, for example, 682569 + ... + 682898.

It is an arithmetic number, because the mean of its divisors is an integer number (24578424).

Almost surely, 2^225302055 is an apocalyptic number.

225302055 is a deficient number, since it is larger than the sum of its proper divisors (167952729).

225302055 is a wasteful number, since it uses less digits than its factorization.

225302055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1365486.

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 225302055 is about 15010.0651231099. The cubic root of 225302055 is about 608.4922496355.

Adding to 225302055 its reverse (550203522), we get a palindrome (775505577).

The spelling of 225302055 in words is "two hundred twenty-five million, three hundred two thousand, fifty-five".