9428425 has 6 divisors (see below), whose sum is σ = 11691278. Its totient is φ = 7542720.

The previous prime is 9428423. The next prime is 9428431. The reversal of 9428425 is 5248249.

It can be written as a sum of positive squares in 3 ways, for example, as 1871424 + 7557001 = 1368^2 + 2749^2 .

It is not a de Polignac number, because 9428425 - 2¹ = 9428423 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9428423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 188544 + ... + 188593.

Almost surely, 2^9428425 is an apocalyptic number.

It is an amenable number.

9428425 is a deficient number, since it is larger than the sum of its proper divisors (2262853).

9428425 is a wasteful number, since it uses less digits than its factorization.

9428425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377147 (or 377142 counting only the distinct ones).

The product of its digits is 23040, while the sum is 34.

The square root of 9428425 is about 3070.5740505645. The cubic root of 9428425 is about 211.2579446845.

The spelling of 9428425 in words is "nine million, four hundred twenty-eight thousand, four hundred twenty-five".