225938268 has 24 divisors (see below), whose sum is σ = 585766160. Its totient is φ = 75312720.

The previous prime is 225938267. The next prime is 225938281. The reversal of 225938268 is 862839522.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225938267) 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 7 ways as a sum of consecutive naturals, for example, 1045903 + ... + 1046118.

Almost surely, 2^225938268 is an apocalyptic number.

It is an amenable number.

225938268 is an abundant number, since it is smaller than the sum of its proper divisors (359827892).

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

225938268 is a wasteful number, since it uses less digits than its factorization.

225938268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2092034 (or 2092026 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 225938268 is about 15031.2430623685. The cubic root of 225938268 is about 609.0644693816.

The spelling of 225938268 in words is "two hundred twenty-five million, nine hundred thirty-eight thousand, two hundred sixty-eight".