225056224 has 48 divisors (see below), whose sum is σ = 451891440. Its totient is φ = 110315520.

The previous prime is 225056189. The next prime is 225056239. The reversal of 225056224 is 422650522.

It is a super-2 number, since 2×225056224² = 101300607922276352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 225056192 and 225056201.

It is a congruent number.

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, 393859 + ... + 394429.

It is an arithmetic number, because the mean of its divisors is an integer number (9414405).

Almost surely, 2^225056224 is an apocalyptic number.

It is an amenable number.

225056224 is an abundant number, since it is smaller than the sum of its proper divisors (226835216).

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

225056224 is a wasteful number, since it uses less digits than its factorization.

225056224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803 (or 795 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 225056224 is about 15001.8740162688. The cubic root of 225056224 is about 608.2708569270.

The spelling of 225056224 in words is "two hundred twenty-five million, fifty-six thousand, two hundred twenty-four".