8494747 has 4 divisors (see below), whose sum is σ = 8994456. Its totient is φ = 7995040.

The previous prime is 8494727. The next prime is 8494753. The reversal of 8494747 is 7474948.

It is a happy number.

8494747 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 8494747 - 2¹⁵ = 8461979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8494727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249829 + ... + 249862.

It is an arithmetic number, because the mean of its divisors is an integer number (2248614).

Almost surely, 2^8494747 is an apocalyptic number.

8494747 is a deficient number, since it is larger than the sum of its proper divisors (499709).

8494747 is a wasteful number, since it uses less digits than its factorization.

8494747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499708.

The product of its digits is 225792, while the sum is 43.

The square root of 8494747 is about 2914.5749261256. The cubic root of 8494747 is about 204.0407053849.

The spelling of 8494747 in words is "eight million, four hundred ninety-four thousand, seven hundred forty-seven".