9913533 has 24 divisors (see below), whose sum is σ = 16284672. Its totient is φ = 5330304.

The previous prime is 9913531. The next prime is 9913549. The reversal of 9913533 is 3353199.

It is not a de Polignac number, because 9913533 - 2¹ = 9913531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9913494 and 9913503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9913531) 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 23 ways as a sum of consecutive naturals, for example, 516 + ... + 4482.

It is an arithmetic number, because the mean of its divisors is an integer number (678528).

Almost surely, 2^9913533 is an apocalyptic number.

It is an amenable number.

9913533 is a deficient number, since it is larger than the sum of its proper divisors (6371139).

9913533 is a wasteful number, since it uses less digits than its factorization.

9913533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4001 (or 3994 counting only the distinct ones).

The product of its digits is 10935, while the sum is 33.

The square root of 9913533 is about 3148.5763449534. The cubic root of 9913533 is about 214.8207122612.

The spelling of 9913533 in words is "nine million, nine hundred thirteen thousand, five hundred thirty-three".