225422422 has 16 divisors (see below), whose sum is σ = 356459760. Its totient is φ = 106620192.

The previous prime is 225422399. The next prime is 225422443. The reversal of 225422422 is 224224522.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 23808 + ... + 31900.

It is an arithmetic number, because the mean of its divisors is an integer number (22278735).

Almost surely, 2^225422422 is an apocalyptic number.

225422422 is a deficient number, since it is larger than the sum of its proper divisors (131037338).

225422422 is a wasteful number, since it uses less digits than its factorization.

225422422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8847.

The product of its digits is 5120, while the sum is 25.

The square root of 225422422 is about 15014.0741306282. The cubic root of 225422422 is about 608.6005921113.

Adding to 225422422 its reverse (224224522), we get a palindrome (449646944).

It can be divided in two parts, 22542 and 2422, that added together give a square (24964 = 158²).

The spelling of 225422422 in words is "two hundred twenty-five million, four hundred twenty-two thousand, four hundred twenty-two".