16798799 has 2 divisors, whose sum is σ = 16798800. Its totient is φ = 16798798.

The previous prime is 16798783. The next prime is 16798829. The reversal of 16798799 is 99789761.

It is a weak prime.

It is an emirp because it is prime and its reverse (99789761) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16798799 - 2⁴ = 16798783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16798739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8399399 + 8399400.

It is an arithmetic number, because the mean of its divisors is an integer number (8399400).

Almost surely, 2^16798799 is an apocalyptic number.

16798799 is a deficient number, since it is larger than the sum of its proper divisors (1).

16798799 is an equidigital number, since it uses as much as digits as its factorization.

16798799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1714608, while the sum is 56.

The square root of 16798799 is about 4098.6337967669. The cubic root of 16798799 is about 256.1097297744.

The spelling of 16798799 in words is "sixteen million, seven hundred ninety-eight thousand, seven hundred ninety-nine".