225005306 has 8 divisors (see below), whose sum is σ = 337867200. Its totient is φ = 112382908.

The previous prime is 225005293. The next prime is 225005311. The reversal of 225005306 is 603500522.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57506 + ... + 61293.

It is an arithmetic number, because the mean of its divisors is an integer number (42233400).

Almost surely, 2^225005306 is an apocalyptic number.

225005306 is a deficient number, since it is larger than the sum of its proper divisors (112861894).

225005306 is a wasteful number, since it uses less digits than its factorization.

225005306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119748.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 225005306 is about 15000.1768656240. The cubic root of 225005306 is about 608.2249805811.

Adding to 225005306 its reverse (603500522), we get a palindrome (828505828).

The spelling of 225005306 in words is "two hundred twenty-five million, five thousand, three hundred six".