422244225 has 48 divisors (see below), whose sum is σ = 835363200. Its totient is φ = 207869760.

The previous prime is 422244217. The next prime is 422244227. The reversal of 422244225 is 522442224.

It is not a de Polignac number, because 422244225 - 2³ = 422244217 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (422244227) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15285 + ... + 32834.

It is an arithmetic number, because the mean of its divisors is an integer number (17403400).

Almost surely, 2^422244225 is an apocalyptic number.

422244225 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

422244225 is a deficient number, since it is larger than the sum of its proper divisors (413118975).

422244225 is a wasteful number, since it uses less digits than its factorization.

422244225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48151 (or 48140 counting only the distinct ones).

The product of its digits is 10240, while the sum is 27.

The square root of 422244225 is about 20548.5820678703. The cubic root of 422244225 is about 750.2187361998.

Adding to 422244225 its reverse (522442224), we get a palindrome (944686449).

The spelling of 422244225 in words is "four hundred twenty-two million, two hundred forty-four thousand, two hundred twenty-five".