9828025 has 6 divisors (see below), whose sum is σ = 12186782. Its totient is φ = 7862400.

The previous prime is 9828019. The next prime is 9828031. The reversal of 9828025 is 5208289.

It is an interprime number because it is at equal distance from previous prime (9828019) and next prime (9828031).

It can be written as a sum of positive squares in 3 ways, for example, as 316969 + 9511056 = 563^2 + 3084^2 .

It is not a de Polignac number, because 9828025 - 2³ = 9828017 is a prime.

It is a Duffinian number.

9828025 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 196536 + ... + 196585.

Almost surely, 2^9828025 is an apocalyptic number.

It is an amenable number.

9828025 is a deficient number, since it is larger than the sum of its proper divisors (2358757).

9828025 is a wasteful number, since it uses less digits than its factorization.

9828025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393131 (or 393126 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 9828025 is about 3134.9681019111. The cubic root of 9828025 is about 214.2012910824.

The spelling of 9828025 in words is "nine million, eight hundred twenty-eight thousand, twenty-five".