16682269 has 2 divisors, whose sum is σ = 16682270. Its totient is φ = 16682268.

The previous prime is 16682257. The next prime is 16682297. The reversal of 16682269 is 96228661.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14341369 + 2340900 = 3787^2 + 1530^2 .

It is an emirp because it is prime and its reverse (96228661) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16682269 is a prime.

It is a super-2 number, since 2×16682269² = 556596197976722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16602269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8341134 + 8341135.

It is an arithmetic number, because the mean of its divisors is an integer number (8341135).

Almost surely, 2^16682269 is an apocalyptic number.

It is an amenable number.

16682269 is a deficient number, since it is larger than the sum of its proper divisors (1).

16682269 is an equidigital number, since it uses as much as digits as its factorization.

16682269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 40.

The square root of 16682269 is about 4084.3933454064. The cubic root of 16682269 is about 255.5161607061.

The spelling of 16682269 in words is "sixteen million, six hundred eighty-two thousand, two hundred sixty-nine".