8109916 has 12 divisors (see below), whose sum is σ = 14230888. Its totient is φ = 4043952.

The previous prime is 8109887. The next prime is 8109917. The reversal of 8109916 is 6199018.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8109917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 966 + ... + 4141.

Almost surely, 2^8109916 is an apocalyptic number.

It is an amenable number.

8109916 is a deficient number, since it is larger than the sum of its proper divisors (6120972).

8109916 is a wasteful number, since it uses less digits than its factorization.

8109916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5508 (or 5506 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 34.

The square root of 8109916 is about 2847.7914249467. The cubic root of 8109916 is about 200.9118034221.

It can be divided in two parts, 8109 and 916, that added together give a square (9025 = 95²).

The spelling of 8109916 in words is "eight million, one hundred nine thousand, nine hundred sixteen".