225211608 has 48 divisors (see below), whose sum is σ = 612526200. Its totient is φ = 74753280.

The previous prime is 225211601. The next prime is 225211667. The reversal of 225211608 is 806112522.

It is a happy number.

225211608 is a `hidden beast` number, since 2 + 2 + 52 + 1 + 1 + 608 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225211601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10863 + ... + 23841.

Almost surely, 2^225211608 is an apocalyptic number.

It is an amenable number.

225211608 is an abundant number, since it is smaller than the sum of its proper divisors (387314592).

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

225211608 is a wasteful number, since it uses less digits than its factorization.

225211608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13232 (or 13225 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 225211608 is about 15007.0519423370. The cubic root of 225211608 is about 608.4108127916.

The spelling of 225211608 in words is "two hundred twenty-five million, two hundred eleven thousand, six hundred eight".