9420225 has 48 divisors (see below), whose sum is σ = 16760832. Its totient is φ = 4656960.

The previous prime is 9420223. The next prime is 9420239. The reversal of 9420225 is 5220249.

9420225 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9420225 - 2¹ = 9420223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9420195 and 9420204.

It is not an unprimeable number, because it can be changed into a prime (9420223) 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, 74112 + ... + 74238.

It is an arithmetic number, because the mean of its divisors is an integer number (349184).

Almost surely, 2^9420225 is an apocalyptic number.

It is an amenable number.

9420225 is a deficient number, since it is larger than the sum of its proper divisors (7340607).

9420225 is a wasteful number, since it uses less digits than its factorization.

9420225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206 (or 201 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 9420225 is about 3069.2385049064. The cubic root of 9420225 is about 211.1966825050.

Adding to 9420225 its sum of digits (24), we get a palindrome (9420249).

The spelling of 9420225 in words is "nine million, four hundred twenty thousand, two hundred twenty-five".