16744799 has 2 divisors, whose sum is σ = 16744800. Its totient is φ = 16744798.

The previous prime is 16744771. The next prime is 16744801. The reversal of 16744799 is 99744761.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16744799 is a prime.

Together with 16744801, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16744729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8372399 + 8372400.

It is an arithmetic number, because the mean of its divisors is an integer number (8372400).

Almost surely, 2^16744799 is an apocalyptic number.

16744799 is a deficient number, since it is larger than the sum of its proper divisors (1).

16744799 is an equidigital number, since it uses as much as digits as its factorization.

16744799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 381024, while the sum is 47.

The square root of 16744799 is about 4092.0409333241. The cubic root of 16744799 is about 255.8350123027.

The spelling of 16744799 in words is "sixteen million, seven hundred forty-four thousand, seven hundred ninety-nine".