224335225 has 6 divisors (see below), whose sum is σ = 278175710. Its totient is φ = 179468160.

The previous prime is 224335219. The next prime is 224335253. The reversal of 224335225 is 522533422.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 54997056 + 169338169 = 7416^2 + 13013^2 .

It is not a de Polignac number, because 224335225 - 2⁵ = 224335193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 224335193 and 224335202.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 4486680 + ... + 4486729.

Almost surely, 2^224335225 is an apocalyptic number.

224335225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

224335225 is a deficient number, since it is larger than the sum of its proper divisors (53840485).

224335225 is an equidigital number, since it uses as much as digits as its factorization.

224335225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8973419 (or 8973414 counting only the distinct ones).

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

The square root of 224335225 is about 14977.8244414868. The cubic root of 224335225 is about 607.6206018643.

Adding to 224335225 its reverse (522533422), we get a palindrome (746868647).

The spelling of 224335225 in words is "two hundred twenty-four million, three hundred thirty-five thousand, two hundred twenty-five".