9428525 has 12 divisors (see below), whose sum is σ = 12008532. Its totient is φ = 7338240.

The previous prime is 9428513. The next prime is 9428527. The reversal of 9428525 is 5258249.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 362404 + 9066121 = 602^2 + 3011^2 .

It is not a de Polignac number, because 9428525 - 2¹⁰ = 9427501 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9428527) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4172 + ... + 6021.

It is an arithmetic number, because the mean of its divisors is an integer number (1000711).

Almost surely, 2^9428525 is an apocalyptic number.

It is an amenable number.

9428525 is a deficient number, since it is larger than the sum of its proper divisors (2580007).

9428525 is a wasteful number, since it uses less digits than its factorization.

9428525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10240 (or 10235 counting only the distinct ones).

The product of its digits is 28800, while the sum is 35.

The square root of 9428525 is about 3070.5903341214. The cubic root of 9428525 is about 211.2586915649.

The spelling of 9428525 in words is "nine million, four hundred twenty-eight thousand, five hundred twenty-five".