16681362 has 16 divisors (see below), whose sum is σ = 33694272. Its totient is φ = 5505200.

The previous prime is 16681361. The next prime is 16681363. The reversal of 16681362 is 26318661.

It is an interprime number because it is at equal distance from previous prime (16681361) and next prime (16681363).

It is not an unprimeable number, because it can be changed into a prime (16681361) 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, 13158 + ... + 14369.

It is an arithmetic number, because the mean of its divisors is an integer number (2105892).

Almost surely, 2^16681362 is an apocalyptic number.

16681362 is an abundant number, since it is smaller than the sum of its proper divisors (17012910).

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

16681362 is a wasteful number, since it uses less digits than its factorization.

16681362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27633.

The product of its digits is 10368, while the sum is 33.

The square root of 16681362 is about 4084.2823114961. The cubic root of 16681362 is about 255.5115298941.

The spelling of 16681362 in words is "sixteen million, six hundred eighty-one thousand, three hundred sixty-two".