225617217234 has 32 divisors (see below), whose sum is σ = 455772341376. Its totient is φ = 74449651200.

The previous prime is 225617217193. The next prime is 225617217263. The reversal of 225617217234 is 432712716522.

225617217234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×225617217234² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4493979 + ... + 4543905.

It is an arithmetic number, because the mean of its divisors is an integer number (14242885668).

Almost surely, 2^225617217234 is an apocalyptic number.

225617217234 is an abundant number, since it is smaller than the sum of its proper divisors (230155124142).

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

225617217234 is a wasteful number, since it uses less digits than its factorization.

225617217234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57490.

The product of its digits is 282240, while the sum is 42.

The spelling of 225617217234 in words is "two hundred twenty-five billion, six hundred seventeen million, two hundred seventeen thousand, two hundred thirty-four".