8520874 has 4 divisors (see below), whose sum is σ = 12781314. Its totient is φ = 4260436.

The previous prime is 8520851. The next prime is 8520887. The reversal of 8520874 is 4780258.

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., 8450649 + 70225 = 2907^2 + 265^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2130217 + ... + 2130220.

Almost surely, 2^8520874 is an apocalyptic number.

8520874 is a deficient number, since it is larger than the sum of its proper divisors (4260440).

8520874 is a wasteful number, since it uses less digits than its factorization.

8520874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4260439.

The product of its (nonzero) digits is 17920, while the sum is 34.

The square root of 8520874 is about 2919.0536137591. The cubic root of 8520874 is about 204.2496782713.

The spelling of 8520874 in words is "eight million, five hundred twenty thousand, eight hundred seventy-four".