225604306 has 8 divisors (see below), whose sum is σ = 341757324. Its totient is φ = 111685200.

The previous prime is 225604219. The next prime is 225604307. The reversal of 225604306 is 603406522.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 224730081 + 874225 = 14991^2 + 935^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (225604307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 558225 + ... + 558628.

Almost surely, 2^225604306 is an apocalyptic number.

225604306 is a deficient number, since it is larger than the sum of its proper divisors (116153018).

225604306 is a wasteful number, since it uses less digits than its factorization.

225604306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116956.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 225604306 is about 15020.1300260683. The cubic root of 225604306 is about 608.7642329636.

The spelling of 225604306 in words is "two hundred twenty-five million, six hundred four thousand, three hundred six".