8752539 has 4 divisors (see below), whose sum is σ = 11670056. Its totient is φ = 5835024.

The previous prime is 8752537. The next prime is 8752543. The reversal of 8752539 is 9352578.

8752539 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 8752539 - 2¹ = 8752537 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8752497 and 8752506.

It is not an unprimeable number, because it can be changed into a prime (8752531) 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, 1458754 + ... + 1458759.

It is an arithmetic number, because the mean of its divisors is an integer number (2917514).

Almost surely, 2^8752539 is an apocalyptic number.

8752539 is a deficient number, since it is larger than the sum of its proper divisors (2917517).

8752539 is a wasteful number, since it uses less digits than its factorization.

8752539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2917516.

The product of its digits is 75600, while the sum is 39.

The square root of 8752539 is about 2958.4690297517. The cubic root of 8752539 is about 206.0841943836.

Adding to 8752539 its sum of digits (39), we get a palindrome (8752578).

The spelling of 8752539 in words is "eight million, seven hundred fifty-two thousand, five hundred thirty-nine".