9405225 has 18 divisors (see below), whose sum is σ = 16846206. Its totient is φ = 5016000.

The previous prime is 9405223. The next prime is 9405241. The reversal of 9405225 is 5225049.

It can be written as a sum of positive squares in 3 ways, for example, as 114921 + 9290304 = 339^2 + 3048^2 .

It is not a de Polignac number, because 9405225 - 2¹ = 9405223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9405223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 20676 + ... + 21125.

Almost surely, 2^9405225 is an apocalyptic number.

It is an amenable number.

9405225 is a deficient number, since it is larger than the sum of its proper divisors (7440981).

9405225 is a wasteful number, since it uses less digits than its factorization.

9405225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41817 (or 41809 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 9405225 is about 3066.7939285188. The cubic root of 9405225 is about 211.0845254815.

The spelling of 9405225 in words is "nine million, four hundred five thousand, two hundred twenty-five".