16308812 has 24 divisors (see below), whose sum is σ = 31394496. Its totient is φ = 7365888.

The previous prime is 16308811. The next prime is 16308827. The reversal of 16308812 is 21880361.

It is not an unprimeable number, because it can be changed into a prime (16308811) 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 in 7 ways as a sum of consecutive naturals, for example, 893 + ... + 5780.

It is an arithmetic number, because the mean of its divisors is an integer number (1308104).

Almost surely, 2^16308812 is an apocalyptic number.

It is an amenable number.

16308812 is a deficient number, since it is larger than the sum of its proper divisors (15085684).

16308812 is a wasteful number, since it uses less digits than its factorization.

16308812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6737 (or 6735 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 16308812 is about 4038.4170166044. The cubic root of 16308812 is about 253.5950519324.

The spelling of 16308812 in words is "sixteen million, three hundred eight thousand, eight hundred twelve".