225440332 has 24 divisors (see below), whose sum is σ = 449862336. Its totient is φ = 97928448.

The previous prime is 225440329. The next prime is 225440351. The reversal of 225440332 is 233044522.

It is a junction number, because it is equal to n+sod(n) for n = 225440297 and 225440306.

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 7 ways as a sum of consecutive naturals, for example, 126628 + ... + 128395.

It is an arithmetic number, because the mean of its divisors is an integer number (18744264).

Almost surely, 2^225440332 is an apocalyptic number.

It is an amenable number.

225440332 is a deficient number, since it is larger than the sum of its proper divisors (224422004).

225440332 is a wasteful number, since it uses less digits than its factorization.

225440332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255057 (or 255055 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 225440332 is about 15014.6705591565. The cubic root of 225440332 is about 608.6167096265.

Adding to 225440332 its reverse (233044522), we get a palindrome (458484854).

The spelling of 225440332 in words is "two hundred twenty-five million, four hundred forty thousand, three hundred thirty-two".