225064272 has 40 divisors (see below), whose sum is σ = 612019360. Its totient is φ = 71072640.

The previous prime is 225064271. The next prime is 225064297. The reversal of 225064272 is 272460522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225064271) 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 7 ways as a sum of consecutive naturals, for example, 122479 + ... + 124302.

It is an arithmetic number, because the mean of its divisors is an integer number (15300484).

Almost surely, 2^225064272 is an apocalyptic number.

It is an amenable number.

225064272 is an abundant number, since it is smaller than the sum of its proper divisors (386955088).

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

225064272 is a wasteful number, since it uses less digits than its factorization.

225064272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246811 (or 246805 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 225064272 is about 15002.1422470259. The cubic root of 225064272 is about 608.2781074196.

The spelling of 225064272 in words is "two hundred twenty-five million, sixty-four thousand, two hundred seventy-two".