225242353 has 16 divisors (see below), whose sum is σ = 262656000. Its totient is φ = 189160272.

The previous prime is 225242341. The next prime is 225242363. The reversal of 225242353 is 353242522.

It is a happy number.

It is not a de Polignac number, because 225242353 - 2²¹ = 223145201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225242363) 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, 155808 + ... + 157246.

It is an arithmetic number, because the mean of its divisors is an integer number (16416000).

Almost surely, 2^225242353 is an apocalyptic number.

It is an amenable number.

225242353 is a deficient number, since it is larger than the sum of its proper divisors (37413647).

225242353 is a wasteful number, since it uses less digits than its factorization.

225242353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1884.

The product of its digits is 14400, while the sum is 28.

The square root of 225242353 is about 15008.0762591346. The cubic root of 225242353 is about 608.4384974796.

Adding to 225242353 its reverse (353242522), we get a palindrome (578484875).

The spelling of 225242353 in words is "two hundred twenty-five million, two hundred forty-two thousand, three hundred fifty-three".