8216912 has 20 divisors (see below), whose sum is σ = 17367936. Its totient is φ = 3734880.

The previous prime is 8216893. The next prime is 8216921. The reversal of 8216912 is 2196128.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23168 + ... + 23519.

Almost surely, 2^8216912 is an apocalyptic number.

It is an amenable number.

8216912 is an abundant number, since it is smaller than the sum of its proper divisors (9151024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8216912 is a wasteful number, since it uses less digits than its factorization.

8216912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46706 (or 46700 counting only the distinct ones).

The product of its digits is 1728, while the sum is 29.

The square root of 8216912 is about 2866.5156549372. The cubic root of 8216912 is about 201.7915046405.

The spelling of 8216912 in words is "eight million, two hundred sixteen thousand, nine hundred twelve".