225423246 has 8 divisors (see below), whose sum is σ = 450846504. Its totient is φ = 75141080.

The previous prime is 225423229. The next prime is 225423271. The reversal of 225423246 is 642324522.

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

225423246 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18785265 + ... + 18785276.

It is an arithmetic number, because the mean of its divisors is an integer number (56355813).

Almost surely, 2^225423246 is an apocalyptic number.

225423246 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.

225423246 is a wasteful number, since it uses less digits than its factorization.

225423246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37570546.

The product of its digits is 23040, while the sum is 30.

The square root of 225423246 is about 15014.1015715227. The cubic root of 225423246 is about 608.6013336617.

Adding to 225423246 its reverse (642324522), we get a palindrome (867747768).

The spelling of 225423246 in words is "two hundred twenty-five million, four hundred twenty-three thousand, two hundred forty-six".