16366349 has 2 divisors, whose sum is σ = 16366350. Its totient is φ = 16366348.

The previous prime is 16366333. The next prime is 16366367. The reversal of 16366349 is 94366361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10843849 + 5522500 = 3293^2 + 2350^2 .

It is an emirp because it is prime and its reverse (94366361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16366349 - 2⁴ = 16366333 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16366369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8183174 + 8183175.

It is an arithmetic number, because the mean of its divisors is an integer number (8183175).

Almost surely, 2^16366349 is an apocalyptic number.

It is an amenable number.

16366349 is a deficient number, since it is larger than the sum of its proper divisors (1).

16366349 is an equidigital number, since it uses as much as digits as its factorization.

16366349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 38.

The square root of 16366349 is about 4045.5344517134. The cubic root of 16366349 is about 253.8929271561.

The spelling of 16366349 in words is "sixteen million, three hundred sixty-six thousand, three hundred forty-nine".