16444679 has 2 divisors, whose sum is σ = 16444680. Its totient is φ = 16444678.

The previous prime is 16444639. The next prime is 16444691. The reversal of 16444679 is 97644461.

It is a strong prime.

It is an emirp because it is prime and its reverse (97644461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16444679 - 2¹² = 16440583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16444639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8222339 + 8222340.

It is an arithmetic number, because the mean of its divisors is an integer number (8222340).

Almost surely, 2^16444679 is an apocalyptic number.

16444679 is a deficient number, since it is larger than the sum of its proper divisors (1).

16444679 is an equidigital number, since it uses as much as digits as its factorization.

16444679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 41.

The square root of 16444679 is about 4055.2039406175. The cubic root of 16444679 is about 254.2973299081.

The spelling of 16444679 in words is "sixteen million, four hundred forty-four thousand, six hundred seventy-nine".