8730506 has 8 divisors (see below), whose sum is σ = 13184100. Its totient is φ = 4335808.

The previous prime is 8730487. The next prime is 8730511. The reversal of 8730506 is 6050378.

It can be written as a sum of positive squares in 2 ways, for example, as 8614225 + 116281 = 2935^2 + 341^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 14351 + ... + 14946.

Almost surely, 2^8730506 is an apocalyptic number.

8730506 is a deficient number, since it is larger than the sum of its proper divisors (4453594).

8730506 is a wasteful number, since it uses less digits than its factorization.

8730506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29448.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 8730506 is about 2954.7429668247. The cubic root of 8730506 is about 205.9111219950.

The spelling of 8730506 in words is "eight million, seven hundred thirty thousand, five hundred six".