16885073 has 2 divisors, whose sum is σ = 16885074. Its totient is φ = 16885072.

The previous prime is 16885051. The next prime is 16885087. The reversal of 16885073 is 37058861.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16875664 + 9409 = 4108^2 + 97^2 .

It is a cyclic number.

It is not a de Polignac number, because 16885073 - 2⁸ = 16884817 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (16885003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8442536 + 8442537.

It is an arithmetic number, because the mean of its divisors is an integer number (8442537).

Almost surely, 2^16885073 is an apocalyptic number.

It is an amenable number.

16885073 is a deficient number, since it is larger than the sum of its proper divisors (1).

16885073 is an equidigital number, since it uses as much as digits as its factorization.

16885073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 16885073 is about 4109.1450448968. The cubic root of 16885073 is about 256.5474176656.

The spelling of 16885073 in words is "sixteen million, eight hundred eighty-five thousand, seventy-three".