225804806 has 16 divisors (see below), whose sum is σ = 350766720. Its totient is φ = 108906240.

The previous prime is 225804769. The next prime is 225804809. The reversal of 225804806 is 608408522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225804809) 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, 13910 + ... + 25398.

It is an arithmetic number, because the mean of its divisors is an integer number (21922920).

Almost surely, 2^225804806 is an apocalyptic number.

225804806 is a deficient number, since it is larger than the sum of its proper divisors (124961914).

225804806 is a wasteful number, since it uses less digits than its factorization.

225804806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11839.

The product of its (nonzero) digits is 30720, while the sum is 35.

The square root of 225804806 is about 15026.8029201158. The cubic root of 225804806 is about 608.9445207284.

The spelling of 225804806 in words is "two hundred twenty-five million, eight hundred four thousand, eight hundred six".