16683473 has 2 divisors, whose sum is σ = 16683474. Its totient is φ = 16683472.

The previous prime is 16683461. The next prime is 16683503. The reversal of 16683473 is 37438661.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14227984 + 2455489 = 3772^2 + 1567^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16683473 is a prime.

It is not a weakly prime, because it can be changed into another prime (16688473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8341736 + 8341737.

It is an arithmetic number, because the mean of its divisors is an integer number (8341737).

Almost surely, 2^16683473 is an apocalyptic number.

It is an amenable number.

16683473 is a deficient number, since it is larger than the sum of its proper divisors (1).

16683473 is an equidigital number, since it uses as much as digits as its factorization.

16683473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 38.

The square root of 16683473 is about 4084.5407330568. The cubic root of 16683473 is about 255.5223076329.

The spelling of 16683473 in words is "sixteen million, six hundred eighty-three thousand, four hundred seventy-three".