16734005 has 4 divisors (see below), whose sum is σ = 20080812. Its totient is φ = 13387200.

The previous prime is 16733929. The next prime is 16734019. The reversal of 16734005 is 50043761.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50043761 = 3583 ⋅13967.

It can be written as a sum of positive squares in 2 ways, for example, as 2430481 + 14303524 = 1559^2 + 3782^2 .

It is not a de Polignac number, because 16734005 - 2⁸ = 16733749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1673396 + ... + 1673405.

It is an arithmetic number, because the mean of its divisors is an integer number (5020203).

Almost surely, 2^16734005 is an apocalyptic number.

It is an amenable number.

16734005 is a deficient number, since it is larger than the sum of its proper divisors (3346807).

16734005 is an equidigital number, since it uses as much as digits as its factorization.

16734005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3346806.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 16734005 is about 4090.7218189459. The cubic root of 16734005 is about 255.7800285293.

Adding to 16734005 its reverse (50043761), we get a palindrome (66777766).

The spelling of 16734005 in words is "sixteen million, seven hundred thirty-four thousand, five".