225104424 has 32 divisors (see below), whose sum is σ = 563137920. Its totient is φ = 74984576.

The previous prime is 225104401. The next prime is 225104437. The reversal of 225104424 is 424401522.

It is a happy number.

225104424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 225104394 and 225104403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56812 + ... + 60644.

It is an arithmetic number, because the mean of its divisors is an integer number (17598060).

Almost surely, 2^225104424 is an apocalyptic number.

225104424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

225104424 is an abundant number, since it is smaller than the sum of its proper divisors (338033496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225104424 is a wasteful number, since it uses less digits than its factorization.

225104424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6289 (or 6285 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 225104424 is about 15003.4803962281. The cubic root of 225104424 is about 608.3142780212.

Adding to 225104424 its reverse (424401522), we get a palindrome (649505946).

The spelling of 225104424 in words is "two hundred twenty-five million, one hundred four thousand, four hundred twenty-four".