16326049 has 2 divisors, whose sum is σ = 16326050. Its totient is φ = 16326048.

The previous prime is 16326041. The next prime is 16326059. The reversal of 16326049 is 94062361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16160400 + 165649 = 4020^2 + 407^2 .

It is an emirp because it is prime and its reverse (94062361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16326049 - 2³ = 16326041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16326049.

It is not a weakly prime, because it can be changed into another prime (16326041) 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 as a sum of consecutive naturals, namely, 8163024 + 8163025.

It is an arithmetic number, because the mean of its divisors is an integer number (8163025).

Almost surely, 2^16326049 is an apocalyptic number.

It is an amenable number.

16326049 is a deficient number, since it is larger than the sum of its proper divisors (1).

16326049 is an equidigital number, since it uses as much as digits as its factorization.

16326049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 16326049 is about 4040.5505812946. The cubic root of 16326049 is about 253.6843631345.

The spelling of 16326049 in words is "sixteen million, three hundred twenty-six thousand, forty-nine".