16790447 has 2 divisors, whose sum is σ = 16790448. Its totient is φ = 16790446.

The previous prime is 16790429. The next prime is 16790491. The reversal of 16790447 is 74409761.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16790447 - 2¹⁴ = 16774063 is a prime.

It is a super-2 number, since 2×16790447² = 563838220919618, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16790447.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16790497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8395223 + 8395224.

It is an arithmetic number, because the mean of its divisors is an integer number (8395224).

Almost surely, 2^16790447 is an apocalyptic number.

16790447 is a deficient number, since it is larger than the sum of its proper divisors (1).

16790447 is an equidigital number, since it uses as much as digits as its factorization.

16790447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 16790447 is about 4097.6147939991. The cubic root of 16790447 is about 256.0672786632.

The spelling of 16790447 in words is "sixteen million, seven hundred ninety thousand, four hundred forty-seven".