225210544 has 20 divisors (see below), whose sum is σ = 469910896. Its totient is φ = 103943232.

The previous prime is 225210529. The next prime is 225210547. The reversal of 225210544 is 445012522.

It is not an unprimeable number, because it can be changed into a prime (225210547) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 541164 + ... + 541579.

Almost surely, 2^225210544 is an apocalyptic number.

It is an amenable number.

225210544 is an abundant number, since it is smaller than the sum of its proper divisors (244700352).

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

225210544 is a wasteful number, since it uses less digits than its factorization.

225210544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1082764 (or 1082758 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 225210544 is about 15007.0164922945. The cubic root of 225210544 is about 608.4098546555.

The spelling of 225210544 in words is "two hundred twenty-five million, two hundred ten thousand, five hundred forty-four".