9800535 has 16 divisors (see below), whose sum is σ = 15838560. Its totient is φ = 5174400.

The previous prime is 9800533. The next prime is 9800563. The reversal of 9800535 is 5350089.

It is not a de Polignac number, because 9800535 - 2¹ = 9800533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9800533) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1720 + ... + 4749.

It is an arithmetic number, because the mean of its divisors is an integer number (989910).

Almost surely, 2^9800535 is an apocalyptic number.

9800535 is a deficient number, since it is larger than the sum of its proper divisors (6038025).

9800535 is a wasteful number, since it uses less digits than its factorization.

9800535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6578.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 9800535 is about 3130.5806170741. The cubic root of 9800535 is about 214.0013902143.

The spelling of 9800535 in words is "nine million, eight hundred thousand, five hundred thirty-five".