225025446 has 8 divisors (see below), whose sum is σ = 450050904. Its totient is φ = 75008480.

The previous prime is 225025441. The next prime is 225025459. The reversal of 225025446 is 644520522.

It is a happy number.

225025446 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.

225025446 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225025441) 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, 18752115 + ... + 18752126.

It is an arithmetic number, because the mean of its divisors is an integer number (56256363).

Almost surely, 2^225025446 is an apocalyptic number.

225025446 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225025446 is a wasteful number, since it uses less digits than its factorization.

225025446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37504246.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 225025446 is about 15000.8481760199. The cubic root of 225025446 is about 608.2431272430.

Adding to 225025446 its reverse (644520522), we get a palindrome (869545968).

The spelling of 225025446 in words is "two hundred twenty-five million, twenty-five thousand, four hundred forty-six".