225845232 has 20 divisors (see below), whose sum is σ = 583433640. Its totient is φ = 75281728.

The previous prime is 225845227. The next prime is 225845237. The reversal of 225845232 is 232548522.

It is an interprime number because it is at equal distance from previous prime (225845227) and next prime (225845237).

It is a junction number, because it is equal to n+sod(n) for n = 225845193 and 225845202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225845237) 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 3 ways as a sum of consecutive naturals, for example, 2352507 + ... + 2352602.

It is an arithmetic number, because the mean of its divisors is an integer number (29171682).

Almost surely, 2^225845232 is an apocalyptic number.

It is an amenable number.

225845232 is an abundant number, since it is smaller than the sum of its proper divisors (357588408).

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

225845232 is a wasteful number, since it uses less digits than its factorization.

225845232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4705120 (or 4705114 counting only the distinct ones).

The product of its digits is 38400, while the sum is 33.

The square root of 225845232 is about 15028.1479896892. The cubic root of 225845232 is about 608.9808584879.

The spelling of 225845232 in words is "two hundred twenty-five million, eight hundred forty-five thousand, two hundred thirty-two".