225805276 has 24 divisors (see below), whose sum is σ = 406740096. Its totient is φ = 109641840.

The previous prime is 225805273. The next prime is 225805277. The reversal of 225805276 is 672508522.

225805276 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225805273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13095 + ... + 24961.

It is an arithmetic number, because the mean of its divisors is an integer number (16947504).

Almost surely, 2^225805276 is an apocalyptic number.

It is an amenable number.

225805276 is a deficient number, since it is larger than the sum of its proper divisors (180934820).

225805276 is a wasteful number, since it uses less digits than its factorization.

225805276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12009 (or 12007 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 37.

The square root of 225805276 is about 15026.8185588301. The cubic root of 225805276 is about 608.9449432226.

The spelling of 225805276 in words is "two hundred twenty-five million, eight hundred five thousand, two hundred seventy-six".