16704473 has 2 divisors, whose sum is σ = 16704474. Its totient is φ = 16704472.

The previous prime is 16704461. The next prime is 16704503. The reversal of 16704473 is 37440761.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13564489 + 3139984 = 3683^2 + 1772^2 .

It is an emirp because it is prime and its reverse (37440761) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16704473 is a prime.

It is not a weakly prime, because it can be changed into another prime (16704673) 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, 8352236 + 8352237.

It is an arithmetic number, because the mean of its divisors is an integer number (8352237).

Almost surely, 2^16704473 is an apocalyptic number.

It is an amenable number.

16704473 is a deficient number, since it is larger than the sum of its proper divisors (1).

16704473 is an equidigital number, since it uses as much as digits as its factorization.

16704473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 16704473 is about 4087.1105930718. The cubic root of 16704473 is about 255.6294739405.

The spelling of 16704473 in words is "sixteen million, seven hundred four thousand, four hundred seventy-three".