225365144 has 16 divisors (see below), whose sum is σ = 426917400. Its totient is φ = 111520512.

The previous prime is 225365143. The next prime is 225365167. The reversal of 225365144 is 441563522.

225365144 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 225365144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225365143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144434 + ... + 145985.

Almost surely, 2^225365144 is an apocalyptic number.

It is an amenable number.

225365144 is a deficient number, since it is larger than the sum of its proper divisors (201552256).

225365144 is a wasteful number, since it uses less digits than its factorization.

225365144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290522 (or 290518 counting only the distinct ones).

The product of its digits is 28800, while the sum is 32.

The square root of 225365144 is about 15012.1665325162. The cubic root of 225365144 is about 608.5490409282.

The spelling of 225365144 in words is "two hundred twenty-five million, three hundred sixty-five thousand, one hundred forty-four".