225404206 has 8 divisors (see below), whose sum is σ = 338210640. Its totient is φ = 112667328.

The previous prime is 225404203. The next prime is 225404219. The reversal of 225404206 is 602404522.

225404206 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225404203) by changing a digit.

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, 8346 + ... + 22813.

It is an arithmetic number, because the mean of its divisors is an integer number (42276330).

Almost surely, 2^225404206 is an apocalyptic number.

225404206 is a deficient number, since it is larger than the sum of its proper divisors (112806434).

225404206 is a wasteful number, since it uses less digits than its factorization.

225404206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34778.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 225404206 is about 15013.4674875593. The cubic root of 225404206 is about 608.5841983457.

Adding to 225404206 its reverse (602404522), we get a palindrome (827808728).

The spelling of 225404206 in words is "two hundred twenty-five million, four hundred four thousand, two hundred six".