8750506 has 4 divisors (see below), whose sum is σ = 13125762. Its totient is φ = 4375252.

The previous prime is 8750501. The next prime is 8750509. The reversal of 8750506 is 6050578.

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

It can be written as a sum of positive squares in only one way, i.e., 7924225 + 826281 = 2815^2 + 909^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (8750501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2187625 + ... + 2187628.

Almost surely, 2^8750506 is an apocalyptic number.

8750506 is a deficient number, since it is larger than the sum of its proper divisors (4375256).

8750506 is a wasteful number, since it uses less digits than its factorization.

8750506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4375255.

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 8750506 is about 2958.1254199239. The cubic root of 8750506 is about 206.0682370479.

The spelling of 8750506 in words is "eight million, seven hundred fifty thousand, five hundred six".