8556745 has 8 divisors (see below), whose sum is σ = 10808640. Its totient is φ = 6485040.

The previous prime is 8556739. The next prime is 8556749. The reversal of 8556745 is 5476558.

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

It is not a de Polignac number, because 8556745 - 2¹¹ = 8554697 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8556698 and 8556707.

It is not an unprimeable number, because it can be changed into a prime (8556749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44941 + ... + 45130.

It is an arithmetic number, because the mean of its divisors is an integer number (1351080).

Almost surely, 2^8556745 is an apocalyptic number.

It is an amenable number.

8556745 is a deficient number, since it is larger than the sum of its proper divisors (2251895).

8556745 is a wasteful number, since it uses less digits than its factorization.

8556745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90095.

The product of its digits is 168000, while the sum is 40.

The square root of 8556745 is about 2925.1914467262. The cubic root of 8556745 is about 204.5358923775.

The spelling of 8556745 in words is "eight million, five hundred fifty-six thousand, seven hundred forty-five".