16493299 has 2 divisors, whose sum is σ = 16493300. Its totient is φ = 16493298.

The previous prime is 16493291. The next prime is 16493329. The reversal of 16493299 is 99239461.

It is a weak prime.

It is an emirp because it is prime and its reverse (99239461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16493299 - 2³ = 16493291 is a prime.

It is not a weakly prime, because it can be changed into another prime (16493291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8246649 + 8246650.

It is an arithmetic number, because the mean of its divisors is an integer number (8246650).

Almost surely, 2^16493299 is an apocalyptic number.

16493299 is a deficient number, since it is larger than the sum of its proper divisors (1).

16493299 is an equidigital number, since it uses as much as digits as its factorization.

16493299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 104976, while the sum is 43.

The square root of 16493299 is about 4061.1942824741. The cubic root of 16493299 is about 254.5477000768.

It can be divided in two parts, 1649 and 3299, that multiplied together give a triangular number (5440051 = T₃₂₉₈).

The spelling of 16493299 in words is "sixteen million, four hundred ninety-three thousand, two hundred ninety-nine".