9528881 has 2 divisors, whose sum is σ = 9528882. Its totient is φ = 9528880.

The previous prime is 9528859. The next prime is 9528931. The reversal of 9528881 is 1888259.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7890481 + 1638400 = 2809^2 + 1280^2 .

It is a cyclic number.

It is not a de Polignac number, because 9528881 - 2¹⁰ = 9527857 is a prime.

It is a super-2 number, since 2×9528881² = 181599146224322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (9528581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4764440 + 4764441.

It is an arithmetic number, because the mean of its divisors is an integer number (4764441).

Almost surely, 2^9528881 is an apocalyptic number.

It is an amenable number.

9528881 is a deficient number, since it is larger than the sum of its proper divisors (1).

9528881 is an equidigital number, since it uses as much as digits as its factorization.

9528881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46080, while the sum is 41.

The square root of 9528881 is about 3086.8885629384. Note that the first 3 decimals coincide. The cubic root of 9528881 is about 212.0055845805.

The spelling of 9528881 in words is "nine million, five hundred twenty-eight thousand, eight hundred eighty-one".