8947916 has 24 divisors (see below), whose sum is σ = 16694496. Its totient is φ = 4181760.

The previous prime is 8947903. The next prime is 8947951. The reversal of 8947916 is 6197498.

It is an Ulam number.

It is a plaindrome in base 16.

It is a zygodrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11945 + ... + 12671.

It is an arithmetic number, because the mean of its divisors is an integer number (695604).

Almost surely, 2^8947916 is an apocalyptic number.

It is an amenable number.

8947916 is a deficient number, since it is larger than the sum of its proper divisors (7746580).

8947916 is a wasteful number, since it uses less digits than its factorization.

8947916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929 (or 927 counting only the distinct ones).

The product of its digits is 108864, while the sum is 44.

The square root of 8947916 is about 2991.3067378656. The cubic root of 8947916 is about 207.6063498960.

The spelling of 8947916 in words is "eight million, nine hundred forty-seven thousand, nine hundred sixteen".