9828523 has 4 divisors (see below), whose sum is σ = 9839088. Its totient is φ = 9817960.

The previous prime is 9828493. The next prime is 9828547. The reversal of 9828523 is 3258289.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3258289 = 1117 ⋅2917.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9828523 is a prime.

It is a d-powerful number, because it can be written as 9³ + 8⁴ + 2¹³ + 8⁵ + 5¹⁰ + 2¹⁴ + 3⁶ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9828583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3736 + ... + 5797.

It is an arithmetic number, because the mean of its divisors is an integer number (2459772).

Almost surely, 2^9828523 is an apocalyptic number.

9828523 is a deficient number, since it is larger than the sum of its proper divisors (10565).

9828523 is a wasteful number, since it uses less digits than its factorization.

9828523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10564.

The product of its digits is 34560, while the sum is 37.

The square root of 9828523 is about 3135.0475275504. The cubic root of 9828523 is about 214.2049089826.

The spelling of 9828523 in words is "nine million, eight hundred twenty-eight thousand, five hundred twenty-three".