422202225 has 48 divisors (see below), whose sum is σ = 742452480. Its totient is φ = 210969600.

The previous prime is 422202223. The next prime is 422202241. The reversal of 422202225 is 522202224.

It is not a de Polignac number, because 422202225 - 2¹ = 422202223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422202223) 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, 342360 + ... + 343590.

It is an arithmetic number, because the mean of its divisors is an integer number (15467760).

Almost surely, 2^422202225 is an apocalyptic number.

It is an amenable number.

422202225 is a deficient number, since it is larger than the sum of its proper divisors (320250255).

422202225 is a wasteful number, since it uses less digits than its factorization.

422202225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1530 (or 1525 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 422202225 is about 20547.5600741305. The cubic root of 422202225 is about 750.1938609973.

Adding to 422202225 its reverse (522202224), we get a palindrome (944404449).

Subtracting 422202225 from its reverse (522202224), we obtain a palindrome (99999999).

The spelling of 422202225 in words is "four hundred twenty-two million, two hundred two thousand, two hundred twenty-five".