8151916 has 6 divisors (see below), whose sum is σ = 14265860. Its totient is φ = 4075956.

The previous prime is 8151901. The next prime is 8151917. The reversal of 8151916 is 6191518.

It is not an unprimeable number, because it can be changed into a prime (8151917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1018986 + ... + 1018993.

Almost surely, 2^8151916 is an apocalyptic number.

It is an amenable number.

8151916 is a deficient number, since it is larger than the sum of its proper divisors (6113944).

8151916 is a wasteful number, since it uses less digits than its factorization.

8151916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2037983 (or 2037981 counting only the distinct ones).

The product of its digits is 2160, while the sum is 31.

The square root of 8151916 is about 2855.1560377675. The cubic root of 8151916 is about 201.2580367918.

The spelling of 8151916 in words is "eight million, one hundred fifty-one thousand, nine hundred sixteen".