8732530 has 16 divisors (see below), whose sum is σ = 15755544. Its totient is φ = 3484800.

The previous prime is 8732501. The next prime is 8732551. The reversal of 8732530 is 352378.

It can be written as a sum of positive squares in 4 ways, for example, as 8720209 + 12321 = 2953^2 + 111^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5284 + ... + 6736.

Almost surely, 2^8732530 is an apocalyptic number.

8732530 is a deficient number, since it is larger than the sum of its proper divisors (7023014).

8732530 is a wasteful number, since it uses less digits than its factorization.

8732530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2061.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 8732530 is about 2955.0854471572. The cubic root of 8732530 is about 205.9270329440.

It can be divided in two parts, 873 and 2530, that added together give a triangular number (3403 = T₈₂).

The spelling of 8732530 in words is "eight million, seven hundred thirty-two thousand, five hundred thirty".