9825505 has 8 divisors (see below), whose sum is σ = 11809512. Its totient is φ = 7847808.

The previous prime is 9825499. The next prime is 9825523. The reversal of 9825505 is 5055289.

It can be written as a sum of positive squares in 4 ways, for example, as 2007889 + 7817616 = 1417^2 + 2796^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9825505 - 2¹⁵ = 9792737 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3139 + ... + 5431.

It is an arithmetic number, because the mean of its divisors is an integer number (1476189).

Almost surely, 2^9825505 is an apocalyptic number.

It is an amenable number.

9825505 is a deficient number, since it is larger than the sum of its proper divisors (1984007).

9825505 is a wasteful number, since it uses less digits than its factorization.

9825505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3155.

The product of its (nonzero) digits is 18000, while the sum is 34.

The square root of 9825505 is about 3134.5661581788. The cubic root of 9825505 is about 214.1829817613.

The spelling of 9825505 in words is "nine million, eight hundred twenty-five thousand, five hundred five".