9378225 has 18 divisors (see below), whose sum is σ = 16797846. Its totient is φ = 5001600.

The previous prime is 9378211. The next prime is 9378233. The reversal of 9378225 is 5228739.

It is a happy number.

9378225 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 1710864 + 7667361 = 1308^2 + 2769^2 .

It is not a de Polignac number, because 9378225 - 2⁸ = 9377969 is a prime.

It is a super-2 number, since 2×9378225² = 175902208301250, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 9378225.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 20616 + ... + 21065.

Almost surely, 2^9378225 is an apocalyptic number.

It is an amenable number.

9378225 is a deficient number, since it is larger than the sum of its proper divisors (7419621).

9378225 is a wasteful number, since it uses less digits than its factorization.

9378225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41697 (or 41689 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 9378225 is about 3062.3887734904. The cubic root of 9378225 is about 210.8823419566.

It can be divided in two parts, 9 and 378225, that multiplied together give a square (3404025 = 1845²).

The spelling of 9378225 in words is "nine million, three hundred seventy-eight thousand, two hundred twenty-five".