16366249 has 2 divisors, whose sum is σ = 16366250. Its totient is φ = 16366248.

The previous prime is 16366219. The next prime is 16366253. The reversal of 16366249 is 94266361.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13741849 + 2624400 = 3707^2 + 1620^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16366249 is a prime.

It is not a weakly prime, because it can be changed into another prime (16366219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8183124 + 8183125.

It is an arithmetic number, because the mean of its divisors is an integer number (8183125).

Almost surely, 2^16366249 is an apocalyptic number.

It is an amenable number.

16366249 is a deficient number, since it is larger than the sum of its proper divisors (1).

16366249 is an equidigital number, since it uses as much as digits as its factorization.

16366249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 37.

The square root of 16366249 is about 4045.5220923881. The cubic root of 16366249 is about 253.8924100515.

The spelling of 16366249 in words is "sixteen million, three hundred sixty-six thousand, two hundred forty-nine".