16244747 has 2 divisors, whose sum is σ = 16244748. Its totient is φ = 16244746.

The previous prime is 16244737. The next prime is 16244749. The reversal of 16244747 is 74744261.

It is a strong prime.

It is an emirp because it is prime and its reverse (74744261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16244747 - 2⁸ = 16244491 is a prime.

Together with 16244749, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16244749) 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, 8122373 + 8122374.

It is an arithmetic number, because the mean of its divisors is an integer number (8122374).

Almost surely, 2^16244747 is an apocalyptic number.

16244747 is a deficient number, since it is larger than the sum of its proper divisors (1).

16244747 is an equidigital number, since it uses as much as digits as its factorization.

16244747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37632, while the sum is 35.

The square root of 16244747 is about 4030.4772670243. The cubic root of 16244747 is about 253.2625550580.

The spelling of 16244747 in words is "sixteen million, two hundred forty-four thousand, seven hundred forty-seven".