9163530 has 64 divisors (see below), whose sum is σ = 24796800. Its totient is φ = 2437776.

The previous prime is 9163477. The next prime is 9163537. The reversal of 9163530 is 353619.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 9163494 and 9163503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9163537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21661 + ... + 22079.

It is an arithmetic number, because the mean of its divisors is an integer number (387450).

Almost surely, 2^9163530 is an apocalyptic number.

9163530 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 9163530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12398400).

9163530 is an abundant number, since it is smaller than the sum of its proper divisors (15633270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9163530 is an equidigital number, since it uses as much as digits as its factorization.

9163530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447 (or 429 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 27.

The square root of 9163530 is about 3027.1323063256. The cubic root of 9163530 is about 209.2606654293.

The spelling of 9163530 in words is "nine million, one hundred sixty-three thousand, five hundred thirty".