225928422 has 24 divisors (see below), whose sum is σ = 496820376. Its totient is φ = 74185056.

The previous prime is 225928421. The next prime is 225928433. The reversal of 225928422 is 224829522.

225928422 is a `hidden beast` number, since 22 + 592 + 8 + 42 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225928421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92463 + ... + 94874.

It is an arithmetic number, because the mean of its divisors is an integer number (20700849).

Almost surely, 2^225928422 is an apocalyptic number.

225928422 is an abundant number, since it is smaller than the sum of its proper divisors (270891954).

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

225928422 is a wasteful number, since it uses less digits than its factorization.

225928422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187412 (or 187409 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 225928422 is about 15030.9155409775. The cubic root of 225928422 is about 609.0556219268.

The spelling of 225928422 in words is "two hundred twenty-five million, nine hundred twenty-eight thousand, four hundred twenty-two".